21134272

素因数分解:

$2^6\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{193}}^1$

素因数の和:293

約数の個数: 56

約数和(自身を含む): 44348400

約数和(自身を除く): 23214128

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 59, 64, 116, 118, 193, 232, 236, 386, 464, 472, 772, 928, 944, 1544, 1711, 1856, 1888, 3088, 3422, 3776, 5597, 6176, 6844, 11194, 11387, 12352, 13688, 22388, 22774, 27376, 44776, 45548, 54752, 89552, 91096, 109504, 179104, 182192, 330223, 358208, 364384, 660446, 728768, 1320892, 2641784, 5283568, 10567136, 21134272]

約数ペア:

[(1, 21134272), (2, 10567136), (4, 5283568), (8, 2641784), (16, 1320892), (29, 728768), (32, 660446), (58, 364384), (59, 358208), (64, 330223), (116, 182192), (118, 179104), (193, 109504), (232, 91096), (236, 89552), (386, 54752), (464, 45548), (472, 44776), (772, 27376), (928, 22774), (944, 22388), (1544, 13688), (1711, 12352), (1856, 11387), (1888, 11194), (3088, 6844), (3422, 6176), (3776, 5597)]