21649472

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{26021}}^1$

素因数の和:26046

約数の個数: 28

約数和(自身を含む): 46267116

約数和(自身を除く): 24617644

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 26021, 52042, 104084, 208168, 338273, 416336, 676546, 832672, 1353092, 1665344, 2706184, 5412368, 10824736, 21649472]

約数ペア:

[(1, 21649472), (2, 10824736), (4, 5412368), (8, 2706184), (13, 1665344), (16, 1353092), (26, 832672), (32, 676546), (52, 416336), (64, 338273), (104, 208168), (208, 104084), (416, 52042), (832, 26021)]