21708153

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2683}}^1$

素因数の和:2749

約数の個数: 24

約数和(自身を含む): 33496320

約数和(自身を除く): 11788167

約数列:

[1, 3, 9, 29, 31, 87, 93, 261, 279, 899, 2683, 2697, 8049, 8091, 24147, 77807, 83173, 233421, 249519, 700263, 748557, 2412017, 7236051, 21708153]

約数ペア:

[(1, 21708153), (3, 7236051), (9, 2412017), (29, 748557), (31, 700263), (87, 249519), (93, 233421), (261, 83173), (279, 77807), (899, 24147), (2683, 8091), (2697, 8049)]