21801624

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{69877}}^1$

素因数の和:69899

約数の個数: 32

約数和(自身を含む): 58697520

約数和(自身を除く): 36895896

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 69877, 139754, 209631, 279508, 419262, 559016, 838524, 908401, 1677048, 1816802, 2725203, 3633604, 5450406, 7267208, 10900812, 21801624]

約数ペア:

[(1, 21801624), (2, 10900812), (3, 7267208), (4, 5450406), (6, 3633604), (8, 2725203), (12, 1816802), (13, 1677048), (24, 908401), (26, 838524), (39, 559016), (52, 419262), (78, 279508), (104, 209631), (156, 139754), (312, 69877)]