21893352

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1493}}^1$

素因数の和:1562

約数の個数: 64

約数和(自身を含む): 60238080

約数和(自身を除く): 38344728

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 47, 52, 78, 94, 104, 141, 156, 188, 282, 312, 376, 564, 611, 1128, 1222, 1493, 1833, 2444, 2986, 3666, 4479, 4888, 5972, 7332, 8958, 11944, 14664, 17916, 19409, 35832, 38818, 58227, 70171, 77636, 116454, 140342, 155272, 210513, 232908, 280684, 421026, 465816, 561368, 842052, 912223, 1684104, 1824446, 2736669, 3648892, 5473338, 7297784, 10946676, 21893352]

約数ペア:

[(1, 21893352), (2, 10946676), (3, 7297784), (4, 5473338), (6, 3648892), (8, 2736669), (12, 1824446), (13, 1684104), (24, 912223), (26, 842052), (39, 561368), (47, 465816), (52, 421026), (78, 280684), (94, 232908), (104, 210513), (141, 155272), (156, 140342), (188, 116454), (282, 77636), (312, 70171), (376, 58227), (564, 38818), (611, 35832), (1128, 19409), (1222, 17916), (1493, 14664), (1833, 11944), (2444, 8958), (2986, 7332), (3666, 5972), (4479, 4888)]