21658578

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{5179}}^1$

素因数の和:5242

約数の個数: 32

約数和(自身を含む): 46992960

約数和(自身を除く): 25334382

約数列:

[1, 2, 3, 6, 17, 34, 41, 51, 82, 102, 123, 246, 697, 1394, 2091, 4182, 5179, 10358, 15537, 31074, 88043, 176086, 212339, 264129, 424678, 528258, 637017, 1274034, 3609763, 7219526, 10829289, 21658578]

約数ペア:

[(1, 21658578), (2, 10829289), (3, 7219526), (6, 3609763), (17, 1274034), (34, 637017), (41, 528258), (51, 424678), (82, 264129), (102, 212339), (123, 176086), (246, 88043), (697, 31074), (1394, 15537), (2091, 10358), (4182, 5179)]