213216984

素因数分解:

$2^3\times 3^2\times {\mathrm{821}}^1\times {\mathrm{3607}}^1$

素因数の和:4440

約数の個数: 48

約数和(自身を含む): 578326320

約数和(自身を除く): 365109336

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 821, 1642, 2463, 3284, 3607, 4926, 6568, 7214, 7389, 9852, 10821, 14428, 14778, 19704, 21642, 28856, 29556, 32463, 43284, 59112, 64926, 86568, 129852, 259704, 2961347, 5922694, 8884041, 11845388, 17768082, 23690776, 26652123, 35536164, 53304246, 71072328, 106608492, 213216984]

約数ペア:

[(1, 213216984), (2, 106608492), (3, 71072328), (4, 53304246), (6, 35536164), (8, 26652123), (9, 23690776), (12, 17768082), (18, 11845388), (24, 8884041), (36, 5922694), (72, 2961347), (821, 259704), (1642, 129852), (2463, 86568), (3284, 64926), (3607, 59112), (4926, 43284), (6568, 32463), (7214, 29556), (7389, 28856), (9852, 21642), (10821, 19704), (14428, 14778)]