21146946

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{1373}}^1$

素因数の和:1546

約数の個数: 32

約数和(自身を含む): 45111168

約数和(自身を除く): 23964222

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 151, 302, 453, 906, 1373, 2567, 2746, 4119, 5134, 7701, 8238, 15402, 23341, 46682, 70023, 140046, 207323, 414646, 621969, 1243938, 3524491, 7048982, 10573473, 21146946]

約数ペア:

[(1, 21146946), (2, 10573473), (3, 7048982), (6, 3524491), (17, 1243938), (34, 621969), (51, 414646), (102, 207323), (151, 140046), (302, 70023), (453, 46682), (906, 23341), (1373, 15402), (2567, 8238), (2746, 7701), (4119, 5134)]