21073600

素因数分解:

$2^6\times 5^2\times {\mathrm{13171}}^1$

素因数の和:13193

約数の個数: 42

約数和(自身を含む): 51858164

約数和(自身を除く): 30784564

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 13171, 26342, 52684, 65855, 105368, 131710, 210736, 263420, 329275, 421472, 526840, 658550, 842944, 1053680, 1317100, 2107360, 2634200, 4214720, 5268400, 10536800, 21073600]

約数ペア:

[(1, 21073600), (2, 10536800), (4, 5268400), (5, 4214720), (8, 2634200), (10, 2107360), (16, 1317100), (20, 1053680), (25, 842944), (32, 658550), (40, 526840), (50, 421472), (64, 329275), (80, 263420), (100, 210736), (160, 131710), (200, 105368), (320, 65855), (400, 52684), (800, 26342), (1600, 13171)]