21653026920

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{954719}}^1$

素因数の和:954749

約数の個数: 160

約数和(自身を含む): 83175206400

約数和(自身を除く): 61522179480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 81, 84, 90, 105, 108, 120, 126, 135, 140, 162, 168, 180, 189, 210, 216, 252, 270, 280, 315, 324, 360, 378, 405, 420, 504, 540, 567, 630, 648, 756, 810, 840, 945, 1080, 1134, 1260, 1512, 1620, 1890, 2268, 2520, 2835, 3240, 3780, 4536, 5670, 7560, 11340, 22680, 954719, 1909438, 2864157, 3818876, 4773595, 5728314, 6683033, 7637752, 8592471, 9547190, 11456628, 13366066, 14320785, 17184942, 19094380, 20049099, 22913256, 25777413, 26732132, 28641570, 33415165, 34369884, 38188760, 40098198, 42962355, 51554826, 53464264, 57283140, 60147297, 66830330, 68739768, 77332239, 80196396, 85924710, 100245495, 103109652, 114566280, 120294594, 128887065, 133660660, 154664478, 160392792, 171849420, 180441891, 200490990, 206219304, 240589188, 257774130, 267321320, 300736485, 309328956, 343698840, 360883782, 386661195, 400981980, 481178376, 515548260, 541325673, 601472970, 618657912, 721767564, 773322390, 801963960, 902209455, 1031096520, 1082651346, 1202945940, 1443535128, 1546644780, 1804418910, 2165302692, 2405891880, 2706628365, 3093289560, 3608837820, 4330605384, 5413256730, 7217675640, 10826513460, 21653026920]

約数ペア:

[(1, 21653026920), (2, 10826513460), (3, 7217675640), (4, 5413256730), (5, 4330605384), (6, 3608837820), (7, 3093289560), (8, 2706628365), (9, 2405891880), (10, 2165302692), (12, 1804418910), (14, 1546644780), (15, 1443535128), (18, 1202945940), (20, 1082651346), (21, 1031096520), (24, 902209455), (27, 801963960), (28, 773322390), (30, 721767564), (35, 618657912), (36, 601472970), (40, 541325673), (42, 515548260), (45, 481178376), (54, 400981980), (56, 386661195), (60, 360883782), (63, 343698840), (70, 309328956), (72, 300736485), (81, 267321320), (84, 257774130), (90, 240589188), (105, 206219304), (108, 200490990), (120, 180441891), (126, 171849420), (135, 160392792), (140, 154664478), (162, 133660660), (168, 128887065), (180, 120294594), (189, 114566280), (210, 103109652), (216, 100245495), (252, 85924710), (270, 80196396), (280, 77332239), (315, 68739768), (324, 66830330), (360, 60147297), (378, 57283140), (405, 53464264), (420, 51554826), (504, 42962355), (540, 40098198), (567, 38188760), (630, 34369884), (648, 33415165), (756, 28641570), (810, 26732132), (840, 25777413), (945, 22913256), (1080, 20049099), (1134, 19094380), (1260, 17184942), (1512, 14320785), (1620, 13366066), (1890, 11456628), (2268, 9547190), (2520, 8592471), (2835, 7637752), (3240, 6683033), (3780, 5728314), (4536, 4773595), (5670, 3818876), (7560, 2864157), (11340, 1909438), (22680, 954719)]