21253416

素因数分解:

$2^3\times 3^1\times {\mathrm{41}}^1\times {\mathrm{21599}}^1$

素因数の和:21649

約数の個数: 32

約数和(自身を含む): 54432000

約数和(自身を除く): 33178584

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 41, 82, 123, 164, 246, 328, 492, 984, 21599, 43198, 64797, 86396, 129594, 172792, 259188, 518376, 885559, 1771118, 2656677, 3542236, 5313354, 7084472, 10626708, 21253416]

約数ペア:

[(1, 21253416), (2, 10626708), (3, 7084472), (4, 5313354), (6, 3542236), (8, 2656677), (12, 1771118), (24, 885559), (41, 518376), (82, 259188), (123, 172792), (164, 129594), (246, 86396), (328, 64797), (492, 43198), (984, 21599)]