21898428

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{947}}^1$

素因数の和:1042

約数の個数: 48

約数和(自身を含む): 53512704

約数和(自身を除く): 31614276

約数列:

[1, 2, 3, 4, 6, 12, 41, 47, 82, 94, 123, 141, 164, 188, 246, 282, 492, 564, 947, 1894, 1927, 2841, 3788, 3854, 5682, 5781, 7708, 11364, 11562, 23124, 38827, 44509, 77654, 89018, 116481, 133527, 155308, 178036, 232962, 267054, 465924, 534108, 1824869, 3649738, 5474607, 7299476, 10949214, 21898428]

約数ペア:

[(1, 21898428), (2, 10949214), (3, 7299476), (4, 5474607), (6, 3649738), (12, 1824869), (41, 534108), (47, 465924), (82, 267054), (94, 232962), (123, 178036), (141, 155308), (164, 133527), (188, 116481), (246, 89018), (282, 77654), (492, 44509), (564, 38827), (947, 23124), (1894, 11562), (1927, 11364), (2841, 7708), (3788, 5781), (3854, 5682)]