21394024

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{3347}}^1$

素因数の和:3417

約数の個数: 32

約数和(自身を含む): 43390080

約数和(自身を除く): 21996056

約数列:

[1, 2, 4, 8, 17, 34, 47, 68, 94, 136, 188, 376, 799, 1598, 3196, 3347, 6392, 6694, 13388, 26776, 56899, 113798, 157309, 227596, 314618, 455192, 629236, 1258472, 2674253, 5348506, 10697012, 21394024]

約数ペア:

[(1, 21394024), (2, 10697012), (4, 5348506), (8, 2674253), (17, 1258472), (34, 629236), (47, 455192), (68, 314618), (94, 227596), (136, 157309), (188, 113798), (376, 56899), (799, 26776), (1598, 13388), (3196, 6694), (3347, 6392)]