21883576

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:125

約数の個数: 96

約数和(自身を含む): 50944320

約数和(自身を除く): 29060744

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 37, 44, 47, 52, 74, 88, 94, 104, 121, 143, 148, 188, 242, 286, 296, 376, 407, 481, 484, 517, 572, 611, 814, 962, 968, 1034, 1144, 1222, 1573, 1628, 1739, 1924, 2068, 2444, 3146, 3256, 3478, 3848, 4136, 4477, 4888, 5291, 5687, 6292, 6721, 6956, 8954, 10582, 11374, 12584, 13442, 13912, 17908, 19129, 21164, 22607, 22748, 26884, 35816, 38258, 42328, 45214, 45496, 53768, 58201, 73931, 76516, 90428, 116402, 147862, 153032, 180856, 210419, 232804, 248677, 295724, 420838, 465608, 497354, 591448, 841676, 994708, 1683352, 1989416, 2735447, 5470894, 10941788, 21883576]

約数ペア:

[(1, 21883576), (2, 10941788), (4, 5470894), (8, 2735447), (11, 1989416), (13, 1683352), (22, 994708), (26, 841676), (37, 591448), (44, 497354), (47, 465608), (52, 420838), (74, 295724), (88, 248677), (94, 232804), (104, 210419), (121, 180856), (143, 153032), (148, 147862), (188, 116402), (242, 90428), (286, 76516), (296, 73931), (376, 58201), (407, 53768), (481, 45496), (484, 45214), (517, 42328), (572, 38258), (611, 35816), (814, 26884), (962, 22748), (968, 22607), (1034, 21164), (1144, 19129), (1222, 17908), (1573, 13912), (1628, 13442), (1739, 12584), (1924, 11374), (2068, 10582), (2444, 8954), (3146, 6956), (3256, 6721), (3478, 6292), (3848, 5687), (4136, 5291), (4477, 4888)]