21811728

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^2\times {\mathrm{859}}^1$

素因数の和:916

約数の個数: 60

約数和(自身を含む): 58971920

約数和(自身を除く): 37160192

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 48, 69, 92, 138, 184, 276, 368, 529, 552, 859, 1058, 1104, 1587, 1718, 2116, 2577, 3174, 3436, 4232, 5154, 6348, 6872, 8464, 10308, 12696, 13744, 19757, 20616, 25392, 39514, 41232, 59271, 79028, 118542, 158056, 237084, 316112, 454411, 474168, 908822, 948336, 1363233, 1817644, 2726466, 3635288, 5452932, 7270576, 10905864, 21811728]

約数ペア:

[(1, 21811728), (2, 10905864), (3, 7270576), (4, 5452932), (6, 3635288), (8, 2726466), (12, 1817644), (16, 1363233), (23, 948336), (24, 908822), (46, 474168), (48, 454411), (69, 316112), (92, 237084), (138, 158056), (184, 118542), (276, 79028), (368, 59271), (529, 41232), (552, 39514), (859, 25392), (1058, 20616), (1104, 19757), (1587, 13744), (1718, 12696), (2116, 10308), (2577, 8464), (3174, 6872), (3436, 6348), (4232, 5154)]