21491322

素因数分解:

$2^1\times 3^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1\times {\mathrm{277}}^1$

素因数の和:542

約数の個数: 32

約数和(自身を含む): 44008512

約数和(自身を除く): 22517190

約数列:

[1, 2, 3, 6, 67, 134, 193, 201, 277, 386, 402, 554, 579, 831, 1158, 1662, 12931, 18559, 25862, 37118, 38793, 53461, 55677, 77586, 106922, 111354, 160383, 320766, 3581887, 7163774, 10745661, 21491322]

約数ペア:

[(1, 21491322), (2, 10745661), (3, 7163774), (6, 3581887), (67, 320766), (134, 160383), (193, 111354), (201, 106922), (277, 77586), (386, 55677), (402, 53461), (554, 38793), (579, 37118), (831, 25862), (1158, 18559), (1662, 12931)]