21377636

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{463}}^1$

素因数の和:588

約数の個数: 48

約数和(自身を含む): 45835776

約数和(自身を除く): 24458140

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 97, 119, 194, 238, 388, 463, 476, 679, 926, 1358, 1649, 1852, 2716, 3241, 3298, 6482, 6596, 7871, 11543, 12964, 15742, 23086, 31484, 44911, 46172, 55097, 89822, 110194, 179644, 220388, 314377, 628754, 763487, 1257508, 1526974, 3053948, 5344409, 10688818, 21377636]

約数ペア:

[(1, 21377636), (2, 10688818), (4, 5344409), (7, 3053948), (14, 1526974), (17, 1257508), (28, 763487), (34, 628754), (68, 314377), (97, 220388), (119, 179644), (194, 110194), (238, 89822), (388, 55097), (463, 46172), (476, 44911), (679, 31484), (926, 23086), (1358, 15742), (1649, 12964), (1852, 11543), (2716, 7871), (3241, 6596), (3298, 6482)]