21549632

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{439}}^1$

素因数の和:523

約数の個数: 56

約数和(自身を含む): 46939200

約数和(自身を除く): 25389568

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 59, 64, 104, 118, 208, 236, 416, 439, 472, 767, 832, 878, 944, 1534, 1756, 1888, 3068, 3512, 3776, 5707, 6136, 7024, 11414, 12272, 14048, 22828, 24544, 25901, 28096, 45656, 49088, 51802, 91312, 103604, 182624, 207208, 336713, 365248, 414416, 673426, 828832, 1346852, 1657664, 2693704, 5387408, 10774816, 21549632]

約数ペア:

[(1, 21549632), (2, 10774816), (4, 5387408), (8, 2693704), (13, 1657664), (16, 1346852), (26, 828832), (32, 673426), (52, 414416), (59, 365248), (64, 336713), (104, 207208), (118, 182624), (208, 103604), (236, 91312), (416, 51802), (439, 49088), (472, 45656), (767, 28096), (832, 25901), (878, 24544), (944, 22828), (1534, 14048), (1756, 12272), (1888, 11414), (3068, 7024), (3512, 6136), (3776, 5707)]