21517488

素因数分解:

$2^4\times 3^4\times {\mathrm{16603}}^1$

素因数の和:16623

約数の個数: 50

約数和(自身を含む): 62281604

約数和(自身を除く): 40764116

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 324, 432, 648, 1296, 16603, 33206, 49809, 66412, 99618, 132824, 149427, 199236, 265648, 298854, 398472, 448281, 597708, 796944, 896562, 1195416, 1344843, 1793124, 2390832, 2689686, 3586248, 5379372, 7172496, 10758744, 21517488]

約数ペア:

[(1, 21517488), (2, 10758744), (3, 7172496), (4, 5379372), (6, 3586248), (8, 2689686), (9, 2390832), (12, 1793124), (16, 1344843), (18, 1195416), (24, 896562), (27, 796944), (36, 597708), (48, 448281), (54, 398472), (72, 298854), (81, 265648), (108, 199236), (144, 149427), (162, 132824), (216, 99618), (324, 66412), (432, 49809), (648, 33206), (1296, 16603)]