21103056

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{11273}}^1$

素因数の和:11300

約数の個数: 60

約数和(自身を含む): 63607908

約数和(自身を除く): 42504852

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 11273, 22546, 33819, 45092, 67638, 90184, 101457, 135276, 146549, 180368, 202914, 270552, 293098, 405828, 439647, 541104, 586196, 811656, 879294, 1172392, 1318941, 1623312, 1758588, 2344784, 2637882, 3517176, 5275764, 7034352, 10551528, 21103056]

約数ペア:

[(1, 21103056), (2, 10551528), (3, 7034352), (4, 5275764), (6, 3517176), (8, 2637882), (9, 2344784), (12, 1758588), (13, 1623312), (16, 1318941), (18, 1172392), (24, 879294), (26, 811656), (36, 586196), (39, 541104), (48, 439647), (52, 405828), (72, 293098), (78, 270552), (104, 202914), (117, 180368), (144, 146549), (156, 135276), (208, 101457), (234, 90184), (312, 67638), (468, 45092), (624, 33819), (936, 22546), (1872, 11273)]