21103650

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{2039}}^1$

素因数の和:2080

約数の個数: 72

約数和(自身を含む): 59192640

約数和(自身を除く): 38088990

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 25, 30, 45, 46, 50, 69, 75, 90, 115, 138, 150, 207, 225, 230, 345, 414, 450, 575, 690, 1035, 1150, 1725, 2039, 2070, 3450, 4078, 5175, 6117, 10195, 10350, 12234, 18351, 20390, 30585, 36702, 46897, 50975, 61170, 91755, 93794, 101950, 140691, 152925, 183510, 234485, 281382, 305850, 422073, 458775, 468970, 703455, 844146, 917550, 1172425, 1406910, 2110365, 2344850, 3517275, 4220730, 7034550, 10551825, 21103650]

約数ペア:

[(1, 21103650), (2, 10551825), (3, 7034550), (5, 4220730), (6, 3517275), (9, 2344850), (10, 2110365), (15, 1406910), (18, 1172425), (23, 917550), (25, 844146), (30, 703455), (45, 468970), (46, 458775), (50, 422073), (69, 305850), (75, 281382), (90, 234485), (115, 183510), (138, 152925), (150, 140691), (207, 101950), (225, 93794), (230, 91755), (345, 61170), (414, 50975), (450, 46897), (575, 36702), (690, 30585), (1035, 20390), (1150, 18351), (1725, 12234), (2039, 10350), (2070, 10195), (3450, 6117), (4078, 5175)]