21092875648

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{30253}}^1$

素因数の和:30699

約数の個数: 64

約数和(自身を含む): 45362847600

約数和(自身を除く): 24269971952

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 419, 832, 838, 1664, 1676, 3352, 5447, 6704, 10894, 13408, 21788, 26816, 30253, 43576, 53632, 60506, 87152, 121012, 174304, 242024, 348608, 393289, 484048, 697216, 786578, 968096, 1573156, 1936192, 3146312, 3872384, 6292624, 12585248, 12676007, 25170496, 25352014, 50340992, 50704028, 101408056, 164788091, 202816112, 329576182, 405632224, 659152364, 811264448, 1318304728, 1622528896, 2636609456, 5273218912, 10546437824, 21092875648]

約数ペア:

[(1, 21092875648), (2, 10546437824), (4, 5273218912), (8, 2636609456), (13, 1622528896), (16, 1318304728), (26, 811264448), (32, 659152364), (52, 405632224), (64, 329576182), (104, 202816112), (128, 164788091), (208, 101408056), (416, 50704028), (419, 50340992), (832, 25352014), (838, 25170496), (1664, 12676007), (1676, 12585248), (3352, 6292624), (5447, 3872384), (6704, 3146312), (10894, 1936192), (13408, 1573156), (21788, 968096), (26816, 786578), (30253, 697216), (43576, 484048), (53632, 393289), (60506, 348608), (87152, 242024), (121012, 174304)]