21106752

素因数分解:

$2^6\times 3^1\times {\mathrm{211}}^1\times {\mathrm{521}}^1$

素因数の和:747

約数の個数: 56

約数和(自身を含む): 56217312

約数和(自身を除く): 35110560

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 192, 211, 422, 521, 633, 844, 1042, 1266, 1563, 1688, 2084, 2532, 3126, 3376, 4168, 5064, 6252, 6752, 8336, 10128, 12504, 13504, 16672, 20256, 25008, 33344, 40512, 50016, 100032, 109931, 219862, 329793, 439724, 659586, 879448, 1319172, 1758896, 2638344, 3517792, 5276688, 7035584, 10553376, 21106752]

約数ペア:

[(1, 21106752), (2, 10553376), (3, 7035584), (4, 5276688), (6, 3517792), (8, 2638344), (12, 1758896), (16, 1319172), (24, 879448), (32, 659586), (48, 439724), (64, 329793), (96, 219862), (192, 109931), (211, 100032), (422, 50016), (521, 40512), (633, 33344), (844, 25008), (1042, 20256), (1266, 16672), (1563, 13504), (1688, 12504), (2084, 10128), (2532, 8336), (3126, 6752), (3376, 6252), (4168, 5064)]