21524748

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{1697}}^1$

素因数の和:1862

約数の個数: 48

約数和(自身を含む): 57813504

約数和(自身を除く): 36288756

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 151, 302, 453, 604, 906, 1057, 1697, 1812, 2114, 3171, 3394, 4228, 5091, 6342, 6788, 10182, 11879, 12684, 20364, 23758, 35637, 47516, 71274, 142548, 256247, 512494, 768741, 1024988, 1537482, 1793729, 3074964, 3587458, 5381187, 7174916, 10762374, 21524748]

約数ペア:

[(1, 21524748), (2, 10762374), (3, 7174916), (4, 5381187), (6, 3587458), (7, 3074964), (12, 1793729), (14, 1537482), (21, 1024988), (28, 768741), (42, 512494), (84, 256247), (151, 142548), (302, 71274), (453, 47516), (604, 35637), (906, 23758), (1057, 20364), (1697, 12684), (1812, 11879), (2114, 10182), (3171, 6788), (3394, 6342), (4228, 5091)]