21530976

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{167}}^1$

素因数の和:276

約数の個数: 96

約数和(自身を含む): 60963840

約数和(自身を除く): 39432864

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 68, 79, 96, 102, 136, 158, 167, 204, 237, 272, 316, 334, 408, 474, 501, 544, 632, 668, 816, 948, 1002, 1264, 1336, 1343, 1632, 1896, 2004, 2528, 2672, 2686, 2839, 3792, 4008, 4029, 5344, 5372, 5678, 7584, 8016, 8058, 8517, 10744, 11356, 13193, 16032, 16116, 17034, 21488, 22712, 26386, 32232, 34068, 39579, 42976, 45424, 52772, 64464, 68136, 79158, 90848, 105544, 128928, 136272, 158316, 211088, 224281, 272544, 316632, 422176, 448562, 633264, 672843, 897124, 1266528, 1345686, 1794248, 2691372, 3588496, 5382744, 7176992, 10765488, 21530976]

約数ペア:

[(1, 21530976), (2, 10765488), (3, 7176992), (4, 5382744), (6, 3588496), (8, 2691372), (12, 1794248), (16, 1345686), (17, 1266528), (24, 897124), (32, 672843), (34, 633264), (48, 448562), (51, 422176), (68, 316632), (79, 272544), (96, 224281), (102, 211088), (136, 158316), (158, 136272), (167, 128928), (204, 105544), (237, 90848), (272, 79158), (316, 68136), (334, 64464), (408, 52772), (474, 45424), (501, 42976), (544, 39579), (632, 34068), (668, 32232), (816, 26386), (948, 22712), (1002, 21488), (1264, 17034), (1336, 16116), (1343, 16032), (1632, 13193), (1896, 11356), (2004, 10744), (2528, 8517), (2672, 8058), (2686, 8016), (2839, 7584), (3792, 5678), (4008, 5372), (4029, 5344)]