21220176

素因数分解:

$2^4\times 3^1\times {\mathrm{59}}^2\times {\mathrm{127}}^1$

素因数の和:256

約数の個数: 60

約数和(自身を含む): 56202752

約数和(自身を除く): 34982576

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 59, 118, 127, 177, 236, 254, 354, 381, 472, 508, 708, 762, 944, 1016, 1416, 1524, 2032, 2832, 3048, 3481, 6096, 6962, 7493, 10443, 13924, 14986, 20886, 22479, 27848, 29972, 41772, 44958, 55696, 59944, 83544, 89916, 119888, 167088, 179832, 359664, 442087, 884174, 1326261, 1768348, 2652522, 3536696, 5305044, 7073392, 10610088, 21220176]

約数ペア:

[(1, 21220176), (2, 10610088), (3, 7073392), (4, 5305044), (6, 3536696), (8, 2652522), (12, 1768348), (16, 1326261), (24, 884174), (48, 442087), (59, 359664), (118, 179832), (127, 167088), (177, 119888), (236, 89916), (254, 83544), (354, 59944), (381, 55696), (472, 44958), (508, 41772), (708, 29972), (762, 27848), (944, 22479), (1016, 20886), (1416, 14986), (1524, 13924), (2032, 10443), (2832, 7493), (3048, 6962), (3481, 6096)]