21530736

素因数分解:

$2^4\times 3^2\times {\mathrm{149519}}^1$

素因数の和:149533

約数の個数: 30

約数和(自身を含む): 60256560

約数和(自身を除く): 38725824

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 149519, 299038, 448557, 598076, 897114, 1196152, 1345671, 1794228, 2392304, 2691342, 3588456, 5382684, 7176912, 10765368, 21530736]

約数ペア:

[(1, 21530736), (2, 10765368), (3, 7176912), (4, 5382684), (6, 3588456), (8, 2691342), (9, 2392304), (12, 1794228), (16, 1345671), (18, 1196152), (24, 897114), (36, 598076), (48, 448557), (72, 299038), (144, 149519)]