21441196

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{983}}^1$

素因数の和:1054

約数の個数: 48

約数和(自身を含む): 46287360

約数和(自身を除く): 24846164

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 41, 76, 82, 133, 164, 266, 287, 532, 574, 779, 983, 1148, 1558, 1966, 3116, 3932, 5453, 6881, 10906, 13762, 18677, 21812, 27524, 37354, 40303, 74708, 80606, 130739, 161212, 261478, 282121, 522956, 564242, 765757, 1128484, 1531514, 3063028, 5360299, 10720598, 21441196]

約数ペア:

[(1, 21441196), (2, 10720598), (4, 5360299), (7, 3063028), (14, 1531514), (19, 1128484), (28, 765757), (38, 564242), (41, 522956), (76, 282121), (82, 261478), (133, 161212), (164, 130739), (266, 80606), (287, 74708), (532, 40303), (574, 37354), (779, 27524), (983, 21812), (1148, 18677), (1558, 13762), (1966, 10906), (3116, 6881), (3932, 5453)]