21357120

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{22247}}^1$

素因数の和:22267

約数の個数: 56

約数和(自身を含む): 67811904

約数和(自身を除く): 46454784

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 22247, 44494, 66741, 88988, 111235, 133482, 177976, 222470, 266964, 333705, 355952, 444940, 533928, 667410, 711904, 889880, 1067856, 1334820, 1423808, 1779760, 2135712, 2669640, 3559520, 4271424, 5339280, 7119040, 10678560, 21357120]

約数ペア:

[(1, 21357120), (2, 10678560), (3, 7119040), (4, 5339280), (5, 4271424), (6, 3559520), (8, 2669640), (10, 2135712), (12, 1779760), (15, 1423808), (16, 1334820), (20, 1067856), (24, 889880), (30, 711904), (32, 667410), (40, 533928), (48, 444940), (60, 355952), (64, 333705), (80, 266964), (96, 222470), (120, 177976), (160, 133482), (192, 111235), (240, 88988), (320, 66741), (480, 44494), (960, 22247)]