21753216

素因数分解:

$2^7\times 3^2\times {\mathrm{23}}^1\times {\mathrm{821}}^1$

素因数の和:864

約数の個数: 96

約数和(自身を含む): 65398320

約数和(自身を除く): 43645104

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 64, 69, 72, 92, 96, 128, 138, 144, 184, 192, 207, 276, 288, 368, 384, 414, 552, 576, 736, 821, 828, 1104, 1152, 1472, 1642, 1656, 2208, 2463, 2944, 3284, 3312, 4416, 4926, 6568, 6624, 7389, 8832, 9852, 13136, 13248, 14778, 18883, 19704, 26272, 26496, 29556, 37766, 39408, 52544, 56649, 59112, 75532, 78816, 105088, 113298, 118224, 151064, 157632, 169947, 226596, 236448, 302128, 315264, 339894, 453192, 472896, 604256, 679788, 906384, 945792, 1208512, 1359576, 1812768, 2417024, 2719152, 3625536, 5438304, 7251072, 10876608, 21753216]

約数ペア:

[(1, 21753216), (2, 10876608), (3, 7251072), (4, 5438304), (6, 3625536), (8, 2719152), (9, 2417024), (12, 1812768), (16, 1359576), (18, 1208512), (23, 945792), (24, 906384), (32, 679788), (36, 604256), (46, 472896), (48, 453192), (64, 339894), (69, 315264), (72, 302128), (92, 236448), (96, 226596), (128, 169947), (138, 157632), (144, 151064), (184, 118224), (192, 113298), (207, 105088), (276, 78816), (288, 75532), (368, 59112), (384, 56649), (414, 52544), (552, 39408), (576, 37766), (736, 29556), (821, 26496), (828, 26272), (1104, 19704), (1152, 18883), (1472, 14778), (1642, 13248), (1656, 13136), (2208, 9852), (2463, 8832), (2944, 7389), (3284, 6624), (3312, 6568), (4416, 4926)]