22101989

素因数分解:

$7^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{157}}^1$

素因数の和:214

約数の個数: 36

約数和(自身を含む): 29665764

約数和(自身を除く): 7563775

約数列:

[1, 7, 13, 17, 49, 91, 119, 157, 169, 221, 637, 833, 1099, 1183, 1547, 2041, 2669, 2873, 7693, 8281, 10829, 14287, 18683, 20111, 26533, 34697, 100009, 130781, 140777, 185731, 242879, 451061, 1300117, 1700153, 3157427, 22101989]

約数ペア:

[(1, 22101989), (7, 3157427), (13, 1700153), (17, 1300117), (49, 451061), (91, 242879), (119, 185731), (157, 140777), (169, 130781), (221, 100009), (637, 34697), (833, 26533), (1099, 20111), (1183, 18683), (1547, 14287), (2041, 10829), (2669, 8281), (2873, 7693)]