21131928

素因数分解:

$2^3\times 3^4\times {\mathrm{32611}}^1$

素因数の和:32629

約数の個数: 40

約数和(自身を含む): 59190780

約数和(自身を除く): 38058852

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 32611, 65222, 97833, 130444, 195666, 260888, 293499, 391332, 586998, 782664, 880497, 1173996, 1760994, 2347992, 2641491, 3521988, 5282982, 7043976, 10565964, 21131928]

約数ペア:

[(1, 21131928), (2, 10565964), (3, 7043976), (4, 5282982), (6, 3521988), (8, 2641491), (9, 2347992), (12, 1760994), (18, 1173996), (24, 880497), (27, 782664), (36, 586998), (54, 391332), (72, 293499), (81, 260888), (108, 195666), (162, 130444), (216, 97833), (324, 65222), (648, 32611)]