21465472

素因数分解:

$2^7\times 7^1\times {\mathrm{23957}}^1$

素因数の和:23978

約数の個数: 32

約数和(自身を含む): 48874320

約数和(自身を除く): 27408848

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 23957, 47914, 95828, 167699, 191656, 335398, 383312, 670796, 766624, 1341592, 1533248, 2683184, 3066496, 5366368, 10732736, 21465472]

約数ペア:

[(1, 21465472), (2, 10732736), (4, 5366368), (7, 3066496), (8, 2683184), (14, 1533248), (16, 1341592), (28, 766624), (32, 670796), (56, 383312), (64, 335398), (112, 191656), (128, 167699), (224, 95828), (448, 47914), (896, 23957)]