21353150

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^2$

素因数の和:83

約数の個数: 108

約数和(自身を含む): 51873912

約数和(自身を除く): 30520762

約数列:

[1, 2, 5, 7, 10, 13, 14, 19, 25, 26, 35, 38, 50, 65, 70, 91, 95, 130, 133, 169, 175, 182, 190, 247, 266, 325, 338, 350, 361, 455, 475, 494, 650, 665, 722, 845, 910, 950, 1183, 1235, 1330, 1690, 1729, 1805, 2275, 2366, 2470, 2527, 3211, 3325, 3458, 3610, 4225, 4550, 4693, 5054, 5915, 6175, 6422, 6650, 8450, 8645, 9025, 9386, 11830, 12350, 12635, 16055, 17290, 18050, 22477, 23465, 25270, 29575, 32110, 32851, 43225, 44954, 46930, 59150, 61009, 63175, 65702, 80275, 86450, 112385, 117325, 122018, 126350, 160550, 164255, 224770, 234650, 305045, 328510, 427063, 561925, 610090, 821275, 854126, 1123850, 1525225, 1642550, 2135315, 3050450, 4270630, 10676575, 21353150]

約数ペア:

[(1, 21353150), (2, 10676575), (5, 4270630), (7, 3050450), (10, 2135315), (13, 1642550), (14, 1525225), (19, 1123850), (25, 854126), (26, 821275), (35, 610090), (38, 561925), (50, 427063), (65, 328510), (70, 305045), (91, 234650), (95, 224770), (130, 164255), (133, 160550), (169, 126350), (175, 122018), (182, 117325), (190, 112385), (247, 86450), (266, 80275), (325, 65702), (338, 63175), (350, 61009), (361, 59150), (455, 46930), (475, 44954), (494, 43225), (650, 32851), (665, 32110), (722, 29575), (845, 25270), (910, 23465), (950, 22477), (1183, 18050), (1235, 17290), (1330, 16055), (1690, 12635), (1729, 12350), (1805, 11830), (2275, 9386), (2366, 9025), (2470, 8645), (2527, 8450), (3211, 6650), (3325, 6422), (3458, 6175), (3610, 5915), (4225, 5054), (4550, 4693)]