21661472

素因数分解:

$2^5\times 7^1\times {\mathrm{96703}}^1$

素因数の和:96720

約数の個数: 24

約数和(自身を含む): 48738816

約数和(自身を除く): 27077344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 96703, 193406, 386812, 676921, 773624, 1353842, 1547248, 2707684, 3094496, 5415368, 10830736, 21661472]

約数ペア:

[(1, 21661472), (2, 10830736), (4, 5415368), (7, 3094496), (8, 2707684), (14, 1547248), (16, 1353842), (28, 773624), (32, 676921), (56, 386812), (112, 193406), (224, 96703)]