21465032

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{571}}^1$

素因数の和:741

約数の個数: 32

約数和(自身を含む): 41733120

約数和(自身を除く): 20268088

約数列:

[1, 2, 4, 8, 37, 74, 127, 148, 254, 296, 508, 571, 1016, 1142, 2284, 4568, 4699, 9398, 18796, 21127, 37592, 42254, 72517, 84508, 145034, 169016, 290068, 580136, 2683129, 5366258, 10732516, 21465032]

約数ペア:

[(1, 21465032), (2, 10732516), (4, 5366258), (8, 2683129), (37, 580136), (74, 290068), (127, 169016), (148, 145034), (254, 84508), (296, 72517), (508, 42254), (571, 37592), (1016, 21127), (1142, 18796), (2284, 9398), (4568, 4699)]