21085584

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{33791}}^1$

素因数の和:33815

約数の個数: 40

約数和(自身を含む): 58662912

約数和(自身を除く): 37577328

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 33791, 67582, 101373, 135164, 202746, 270328, 405492, 439283, 540656, 810984, 878566, 1317849, 1621968, 1757132, 2635698, 3514264, 5271396, 7028528, 10542792, 21085584]

約数ペア:

[(1, 21085584), (2, 10542792), (3, 7028528), (4, 5271396), (6, 3514264), (8, 2635698), (12, 1757132), (13, 1621968), (16, 1317849), (24, 878566), (26, 810984), (39, 540656), (48, 439283), (52, 405492), (78, 270328), (104, 202746), (156, 135164), (208, 101373), (312, 67582), (624, 33791)]