21334080

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{313}}^1$

素因数の和:404

約数の個数: 112

約数和(自身を含む): 68909184

約数和(自身を除く): 47575104

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 71, 80, 96, 120, 142, 160, 192, 213, 240, 284, 313, 320, 355, 426, 480, 568, 626, 710, 852, 939, 960, 1065, 1136, 1252, 1420, 1565, 1704, 1878, 2130, 2272, 2504, 2840, 3130, 3408, 3756, 4260, 4544, 4695, 5008, 5680, 6260, 6816, 7512, 8520, 9390, 10016, 11360, 12520, 13632, 15024, 17040, 18780, 20032, 22223, 22720, 25040, 30048, 34080, 37560, 44446, 50080, 60096, 66669, 68160, 75120, 88892, 100160, 111115, 133338, 150240, 177784, 222230, 266676, 300480, 333345, 355568, 444460, 533352, 666690, 711136, 888920, 1066704, 1333380, 1422272, 1777840, 2133408, 2666760, 3555680, 4266816, 5333520, 7111360, 10667040, 21334080]

約数ペア:

[(1, 21334080), (2, 10667040), (3, 7111360), (4, 5333520), (5, 4266816), (6, 3555680), (8, 2666760), (10, 2133408), (12, 1777840), (15, 1422272), (16, 1333380), (20, 1066704), (24, 888920), (30, 711136), (32, 666690), (40, 533352), (48, 444460), (60, 355568), (64, 333345), (71, 300480), (80, 266676), (96, 222230), (120, 177784), (142, 150240), (160, 133338), (192, 111115), (213, 100160), (240, 88892), (284, 75120), (313, 68160), (320, 66669), (355, 60096), (426, 50080), (480, 44446), (568, 37560), (626, 34080), (710, 30048), (852, 25040), (939, 22720), (960, 22223), (1065, 20032), (1136, 18780), (1252, 17040), (1420, 15024), (1565, 13632), (1704, 12520), (1878, 11360), (2130, 10016), (2272, 9390), (2504, 8520), (2840, 7512), (3130, 6816), (3408, 6260), (3756, 5680), (4260, 5008), (4544, 4695)]