21641844

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{8311}}^1$

素因数の和:8356

約数の個数: 48

約数和(自身を含む): 59580416

約数和(自身を除く): 37938572

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 62, 84, 93, 124, 186, 217, 372, 434, 651, 868, 1302, 2604, 8311, 16622, 24933, 33244, 49866, 58177, 99732, 116354, 174531, 232708, 257641, 349062, 515282, 698124, 772923, 1030564, 1545846, 1803487, 3091692, 3606974, 5410461, 7213948, 10820922, 21641844]

約数ペア:

[(1, 21641844), (2, 10820922), (3, 7213948), (4, 5410461), (6, 3606974), (7, 3091692), (12, 1803487), (14, 1545846), (21, 1030564), (28, 772923), (31, 698124), (42, 515282), (62, 349062), (84, 257641), (93, 232708), (124, 174531), (186, 116354), (217, 99732), (372, 58177), (434, 49866), (651, 33244), (868, 24933), (1302, 16622), (2604, 8311)]