21053203430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17203}}^1\times {\mathrm{17483}}^1$

素因数の和:34700

約数の個数: 32

約数和(自身を含む): 43314441984

約数和(自身を除く): 22261238554

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 17203, 17483, 34406, 34966, 86015, 87415, 120421, 122381, 172030, 174830, 240842, 244762, 602105, 611905, 1204210, 1223810, 300760049, 601520098, 1503800245, 2105320343, 3007600490, 4210640686, 10526601715, 21053203430]

約数ペア:

[(1, 21053203430), (2, 10526601715), (5, 4210640686), (7, 3007600490), (10, 2105320343), (14, 1503800245), (35, 601520098), (70, 300760049), (17203, 1223810), (17483, 1204210), (34406, 611905), (34966, 602105), (86015, 244762), (87415, 240842), (120421, 174830), (122381, 172030)]