21320885172

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{333911}}^1$

素因数の和:334248

約数の個数: 48

約数和(自身を含む): 52843577472

約数和(自身を除く): 31522692300

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 313, 626, 939, 1252, 1878, 3756, 5321, 10642, 15963, 21284, 31926, 63852, 333911, 667822, 1001733, 1335644, 2003466, 4006932, 5676487, 11352974, 17029461, 22705948, 34058922, 68117844, 104514143, 209028286, 313542429, 418056572, 627084858, 1254169716, 1776740431, 3553480862, 5330221293, 7106961724, 10660442586, 21320885172]

約数ペア:

[(1, 21320885172), (2, 10660442586), (3, 7106961724), (4, 5330221293), (6, 3553480862), (12, 1776740431), (17, 1254169716), (34, 627084858), (51, 418056572), (68, 313542429), (102, 209028286), (204, 104514143), (313, 68117844), (626, 34058922), (939, 22705948), (1252, 17029461), (1878, 11352974), (3756, 5676487), (5321, 4006932), (10642, 2003466), (15963, 1335644), (21284, 1001733), (31926, 667822), (63852, 333911)]