21055896

素因数分解:

$2^3\times 3^3\times {\mathrm{43}}^1\times {\mathrm{2267}}^1$

素因数の和:2325

約数の個数: 64

約数和(自身を含む): 59875200

約数和(自身を除く): 38819304

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 43, 54, 72, 86, 108, 129, 172, 216, 258, 344, 387, 516, 774, 1032, 1161, 1548, 2267, 2322, 3096, 4534, 4644, 6801, 9068, 9288, 13602, 18136, 20403, 27204, 40806, 54408, 61209, 81612, 97481, 122418, 163224, 194962, 244836, 292443, 389924, 489672, 584886, 779848, 877329, 1169772, 1754658, 2339544, 2631987, 3509316, 5263974, 7018632, 10527948, 21055896]

約数ペア:

[(1, 21055896), (2, 10527948), (3, 7018632), (4, 5263974), (6, 3509316), (8, 2631987), (9, 2339544), (12, 1754658), (18, 1169772), (24, 877329), (27, 779848), (36, 584886), (43, 489672), (54, 389924), (72, 292443), (86, 244836), (108, 194962), (129, 163224), (172, 122418), (216, 97481), (258, 81612), (344, 61209), (387, 54408), (516, 40806), (774, 27204), (1032, 20403), (1161, 18136), (1548, 13602), (2267, 9288), (2322, 9068), (3096, 6801), (4534, 4644)]