21326088

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2081}}^1$

素因数の和:2158

約数の個数: 64

約数和(自身を含む): 61960320

約数和(自身を除く): 40634232

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 61, 84, 122, 168, 183, 244, 366, 427, 488, 732, 854, 1281, 1464, 1708, 2081, 2562, 3416, 4162, 5124, 6243, 8324, 10248, 12486, 14567, 16648, 24972, 29134, 43701, 49944, 58268, 87402, 116536, 126941, 174804, 253882, 349608, 380823, 507764, 761646, 888587, 1015528, 1523292, 1777174, 2665761, 3046584, 3554348, 5331522, 7108696, 10663044, 21326088]

約数ペア:

[(1, 21326088), (2, 10663044), (3, 7108696), (4, 5331522), (6, 3554348), (7, 3046584), (8, 2665761), (12, 1777174), (14, 1523292), (21, 1015528), (24, 888587), (28, 761646), (42, 507764), (56, 380823), (61, 349608), (84, 253882), (122, 174804), (168, 126941), (183, 116536), (244, 87402), (366, 58268), (427, 49944), (488, 43701), (732, 29134), (854, 24972), (1281, 16648), (1464, 14567), (1708, 12486), (2081, 10248), (2562, 8324), (3416, 6243), (4162, 5124)]