21073750

素因数分解:

$2^1\times 5^4\times {\mathrm{23}}^1\times {\mathrm{733}}^1$

素因数の和:778

約数の個数: 40

約数和(自身を含む): 41274288

約数和(自身を除く): 20200538

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 115, 125, 230, 250, 575, 625, 733, 1150, 1250, 1466, 2875, 3665, 5750, 7330, 14375, 16859, 18325, 28750, 33718, 36650, 84295, 91625, 168590, 183250, 421475, 458125, 842950, 916250, 2107375, 4214750, 10536875, 21073750]

約数ペア:

[(1, 21073750), (2, 10536875), (5, 4214750), (10, 2107375), (23, 916250), (25, 842950), (46, 458125), (50, 421475), (115, 183250), (125, 168590), (230, 91625), (250, 84295), (575, 36650), (625, 33718), (733, 28750), (1150, 18325), (1250, 16859), (1466, 14375), (2875, 7330), (3665, 5750)]