21977124

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8287}}^1$

素因数の和:8324

約数の個数: 48

約数和(自身を含む): 58480128

約数和(自身を除く): 36503004

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 68, 78, 102, 156, 204, 221, 442, 663, 884, 1326, 2652, 8287, 16574, 24861, 33148, 49722, 99444, 107731, 140879, 215462, 281758, 323193, 422637, 430924, 563516, 646386, 845274, 1292772, 1690548, 1831427, 3662854, 5494281, 7325708, 10988562, 21977124]

約数ペア:

[(1, 21977124), (2, 10988562), (3, 7325708), (4, 5494281), (6, 3662854), (12, 1831427), (13, 1690548), (17, 1292772), (26, 845274), (34, 646386), (39, 563516), (51, 430924), (52, 422637), (68, 323193), (78, 281758), (102, 215462), (156, 140879), (204, 107731), (221, 99444), (442, 49722), (663, 33148), (884, 24861), (1326, 16574), (2652, 8287)]