21546752

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{4951}}^1$

素因数の和:4984

約数の個数: 36

約数和(自身を含む): 45548496

約数和(自身を除く): 24001744

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 544, 1088, 2176, 4352, 4951, 9902, 19804, 39608, 79216, 84167, 158432, 168334, 316864, 336668, 633728, 673336, 1267456, 1346672, 2693344, 5386688, 10773376, 21546752]

約数ペア:

[(1, 21546752), (2, 10773376), (4, 5386688), (8, 2693344), (16, 1346672), (17, 1267456), (32, 673336), (34, 633728), (64, 336668), (68, 316864), (128, 168334), (136, 158432), (256, 84167), (272, 79216), (544, 39608), (1088, 19804), (2176, 9902), (4352, 4951)]