21110490

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1907}}^1$

素因数の和:1964

約数の個数: 64

約数和(自身を含む): 57697920

約数和(自身を除く): 36587430

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 41, 45, 54, 82, 90, 123, 135, 205, 246, 270, 369, 410, 615, 738, 1107, 1230, 1845, 1907, 2214, 3690, 3814, 5535, 5721, 9535, 11070, 11442, 17163, 19070, 28605, 34326, 51489, 57210, 78187, 85815, 102978, 156374, 171630, 234561, 257445, 390935, 469122, 514890, 703683, 781870, 1172805, 1407366, 2111049, 2345610, 3518415, 4222098, 7036830, 10555245, 21110490]

約数ペア:

[(1, 21110490), (2, 10555245), (3, 7036830), (5, 4222098), (6, 3518415), (9, 2345610), (10, 2111049), (15, 1407366), (18, 1172805), (27, 781870), (30, 703683), (41, 514890), (45, 469122), (54, 390935), (82, 257445), (90, 234561), (123, 171630), (135, 156374), (205, 102978), (246, 85815), (270, 78187), (369, 57210), (410, 51489), (615, 34326), (738, 28605), (1107, 19070), (1230, 17163), (1845, 11442), (1907, 11070), (2214, 9535), (3690, 5721), (3814, 5535)]