21195840

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{22079}}^1$

素因数の和:22099

約数の個数: 56

約数和(自身を含む): 67299840

約数和(自身を除く): 46104000

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, 22079, 44158, 66237, 88316, 110395, 132474, 176632, 220790, 264948, 331185, 353264, 441580, 529896, 662370, 706528, 883160, 1059792, 1324740, 1413056, 1766320, 2119584, 2649480, 3532640, 4239168, 5298960, 7065280, 10597920, 21195840]

約数ペア:

[(1, 21195840), (2, 10597920), (3, 7065280), (4, 5298960), (5, 4239168), (6, 3532640), (8, 2649480), (10, 2119584), (12, 1766320), (15, 1413056), (16, 1324740), (20, 1059792), (24, 883160), (30, 706528), (32, 662370), (40, 529896), (48, 441580), (60, 353264), (64, 331185), (80, 264948), (96, 220790), (120, 176632), (160, 132474), (192, 110395), (240, 88316), (320, 66237), (480, 44158), (960, 22079)]