21123024

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{33851}}^1$

素因数の和:33875

約数の個数: 40

約数和(自身を含む): 58767072

約数和(自身を除く): 37644048

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 33851, 67702, 101553, 135404, 203106, 270808, 406212, 440063, 541616, 812424, 880126, 1320189, 1624848, 1760252, 2640378, 3520504, 5280756, 7041008, 10561512, 21123024]

約数ペア:

[(1, 21123024), (2, 10561512), (3, 7041008), (4, 5280756), (6, 3520504), (8, 2640378), (12, 1760252), (13, 1624848), (16, 1320189), (24, 880126), (26, 812424), (39, 541616), (48, 440063), (52, 406212), (78, 270808), (104, 203106), (156, 135404), (208, 101553), (312, 67702), (624, 33851)]