21290624

素因数分解:

$2^7\times {\mathrm{47}}^1\times {\mathrm{3539}}^1$

素因数の和:3600

約数の個数: 32

約数和(自身を含む): 43329600

約数和(自身を除く): 22038976

約数列:

[1, 2, 4, 8, 16, 32, 47, 64, 94, 128, 188, 376, 752, 1504, 3008, 3539, 6016, 7078, 14156, 28312, 56624, 113248, 166333, 226496, 332666, 452992, 665332, 1330664, 2661328, 5322656, 10645312, 21290624]

約数ペア:

[(1, 21290624), (2, 10645312), (4, 5322656), (8, 2661328), (16, 1330664), (32, 665332), (47, 452992), (64, 332666), (94, 226496), (128, 166333), (188, 113248), (376, 56624), (752, 28312), (1504, 14156), (3008, 7078), (3539, 6016)]