21072360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{4283}}^1$

素因数の和:4338

約数の個数: 64

約数和(自身を含む): 64774080

約数和(自身を除く): 43701720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 120, 123, 164, 205, 246, 328, 410, 492, 615, 820, 984, 1230, 1640, 2460, 4283, 4920, 8566, 12849, 17132, 21415, 25698, 34264, 42830, 51396, 64245, 85660, 102792, 128490, 171320, 175603, 256980, 351206, 513960, 526809, 702412, 878015, 1053618, 1404824, 1756030, 2107236, 2634045, 3512060, 4214472, 5268090, 7024120, 10536180, 21072360]

約数ペア:

[(1, 21072360), (2, 10536180), (3, 7024120), (4, 5268090), (5, 4214472), (6, 3512060), (8, 2634045), (10, 2107236), (12, 1756030), (15, 1404824), (20, 1053618), (24, 878015), (30, 702412), (40, 526809), (41, 513960), (60, 351206), (82, 256980), (120, 175603), (123, 171320), (164, 128490), (205, 102792), (246, 85660), (328, 64245), (410, 51396), (492, 42830), (615, 34264), (820, 25698), (984, 21415), (1230, 17132), (1640, 12849), (2460, 8566), (4283, 4920)]