21764050

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5653}}^1$

素因数の和:5683

約数の個数: 48

約数和(自身を含む): 50478912

約数和(自身を除く): 28714862

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 50, 55, 70, 77, 110, 154, 175, 275, 350, 385, 550, 770, 1925, 3850, 5653, 11306, 28265, 39571, 56530, 62183, 79142, 124366, 141325, 197855, 282650, 310915, 395710, 435281, 621830, 870562, 989275, 1554575, 1978550, 2176405, 3109150, 4352810, 10882025, 21764050]

約数ペア:

[(1, 21764050), (2, 10882025), (5, 4352810), (7, 3109150), (10, 2176405), (11, 1978550), (14, 1554575), (22, 989275), (25, 870562), (35, 621830), (50, 435281), (55, 395710), (70, 310915), (77, 282650), (110, 197855), (154, 141325), (175, 124366), (275, 79142), (350, 62183), (385, 56530), (550, 39571), (770, 28265), (1925, 11306), (3850, 5653)]