21324232

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{2647}}^1$

素因数の和:2725

約数の個数: 32

約数和(自身を含む): 42897600

約数和(自身を除く): 21573368

約数列:

[1, 2, 4, 8, 19, 38, 53, 76, 106, 152, 212, 424, 1007, 2014, 2647, 4028, 5294, 8056, 10588, 21176, 50293, 100586, 140291, 201172, 280582, 402344, 561164, 1122328, 2665529, 5331058, 10662116, 21324232]

約数ペア:

[(1, 21324232), (2, 10662116), (4, 5331058), (8, 2665529), (19, 1122328), (38, 561164), (53, 402344), (76, 280582), (106, 201172), (152, 140291), (212, 100586), (424, 50293), (1007, 21176), (2014, 10588), (2647, 8056), (4028, 5294)]