21300252

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{541}}^1$

素因数の和:758

約数の個数: 48

約数和(自身を含む): 52994592

約数和(自身を除く): 31694340

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 193, 204, 386, 541, 579, 772, 1082, 1158, 1623, 2164, 2316, 3246, 3281, 6492, 6562, 9197, 9843, 13124, 18394, 19686, 27591, 36788, 39372, 55182, 104413, 110364, 208826, 313239, 417652, 626478, 1252956, 1775021, 3550042, 5325063, 7100084, 10650126, 21300252]

約数ペア:

[(1, 21300252), (2, 10650126), (3, 7100084), (4, 5325063), (6, 3550042), (12, 1775021), (17, 1252956), (34, 626478), (51, 417652), (68, 313239), (102, 208826), (193, 110364), (204, 104413), (386, 55182), (541, 39372), (579, 36788), (772, 27591), (1082, 19686), (1158, 18394), (1623, 13124), (2164, 9843), (2316, 9197), (3246, 6562), (3281, 6492)]