21374406

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{3037}}^1$

素因数の和:3085

約数の個数: 48

約数和(自身を含む): 51184224

約数和(自身を除く): 29809818

約数列:

[1, 2, 3, 6, 9, 17, 18, 23, 34, 46, 51, 69, 102, 138, 153, 207, 306, 391, 414, 782, 1173, 2346, 3037, 3519, 6074, 7038, 9111, 18222, 27333, 51629, 54666, 69851, 103258, 139702, 154887, 209553, 309774, 419106, 464661, 628659, 929322, 1187467, 1257318, 2374934, 3562401, 7124802, 10687203, 21374406]

約数ペア:

[(1, 21374406), (2, 10687203), (3, 7124802), (6, 3562401), (9, 2374934), (17, 1257318), (18, 1187467), (23, 929322), (34, 628659), (46, 464661), (51, 419106), (69, 309774), (102, 209553), (138, 154887), (153, 139702), (207, 103258), (306, 69851), (391, 54666), (414, 51629), (782, 27333), (1173, 18222), (2346, 9111), (3037, 7038), (3519, 6074)]