21633350

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{821}}^1$

素因数の和:881

約数の個数: 48

約数和(自身を含む): 44032896

約数和(自身を除く): 22399546

約数列:

[1, 2, 5, 10, 17, 25, 31, 34, 50, 62, 85, 155, 170, 310, 425, 527, 775, 821, 850, 1054, 1550, 1642, 2635, 4105, 5270, 8210, 13175, 13957, 20525, 25451, 26350, 27914, 41050, 50902, 69785, 127255, 139570, 254510, 348925, 432667, 636275, 697850, 865334, 1272550, 2163335, 4326670, 10816675, 21633350]

約数ペア:

[(1, 21633350), (2, 10816675), (5, 4326670), (10, 2163335), (17, 1272550), (25, 865334), (31, 697850), (34, 636275), (50, 432667), (62, 348925), (85, 254510), (155, 139570), (170, 127255), (310, 69785), (425, 50902), (527, 41050), (775, 27914), (821, 26350), (850, 25451), (1054, 20525), (1550, 13957), (1642, 13175), (2635, 8210), (4105, 5270)]