21532830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2837}}^1$

素因数の和:2881

約数の個数: 64

約数和(自身を含む): 58848768

約数和(自身を除く): 37315938

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 23, 30, 33, 46, 55, 66, 69, 110, 115, 138, 165, 230, 253, 330, 345, 506, 690, 759, 1265, 1518, 2530, 2837, 3795, 5674, 7590, 8511, 14185, 17022, 28370, 31207, 42555, 62414, 65251, 85110, 93621, 130502, 156035, 187242, 195753, 312070, 326255, 391506, 468105, 652510, 717761, 936210, 978765, 1435522, 1957530, 2153283, 3588805, 4306566, 7177610, 10766415, 21532830]

約数ペア:

[(1, 21532830), (2, 10766415), (3, 7177610), (5, 4306566), (6, 3588805), (10, 2153283), (11, 1957530), (15, 1435522), (22, 978765), (23, 936210), (30, 717761), (33, 652510), (46, 468105), (55, 391506), (66, 326255), (69, 312070), (110, 195753), (115, 187242), (138, 156035), (165, 130502), (230, 93621), (253, 85110), (330, 65251), (345, 62414), (506, 42555), (690, 31207), (759, 28370), (1265, 17022), (1518, 14185), (2530, 8511), (2837, 7590), (3795, 5674)]