21371567405180

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^2\times {\mathrm{306974539}}^1$

素因数の和:306974666

約数の個数: 36

約数和(自身を含む): 45653867537880

約数和(自身を除く): 24282300132700

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 295, 590, 1180, 3481, 6962, 13924, 17405, 34810, 69620, 306974539, 613949078, 1227898156, 1534872695, 3069745390, 6139490780, 18111497801, 36222995602, 72445991204, 90557489005, 181114978010, 362229956020, 1068578370259, 2137156740518, 4274313481036, 5342891851295, 10685783702590, 21371567405180]

約数ペア:

[(1, 21371567405180), (2, 10685783702590), (4, 5342891851295), (5, 4274313481036), (10, 2137156740518), (20, 1068578370259), (59, 362229956020), (118, 181114978010), (236, 90557489005), (295, 72445991204), (590, 36222995602), (1180, 18111497801), (3481, 6139490780), (6962, 3069745390), (13924, 1534872695), (17405, 1227898156), (34810, 613949078), (69620, 306974539)]