21164748

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{1471}}^1$

素因数の和:1598

約数の個数: 48

約数和(自身を含む): 54405120

約数和(自身を除く): 33240372

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 109, 132, 218, 327, 436, 654, 1199, 1308, 1471, 2398, 2942, 3597, 4413, 4796, 5884, 7194, 8826, 14388, 16181, 17652, 32362, 48543, 64724, 97086, 160339, 194172, 320678, 481017, 641356, 962034, 1763729, 1924068, 3527458, 5291187, 7054916, 10582374, 21164748]

約数ペア:

[(1, 21164748), (2, 10582374), (3, 7054916), (4, 5291187), (6, 3527458), (11, 1924068), (12, 1763729), (22, 962034), (33, 641356), (44, 481017), (66, 320678), (109, 194172), (132, 160339), (218, 97086), (327, 64724), (436, 48543), (654, 32362), (1199, 17652), (1308, 16181), (1471, 14388), (2398, 8826), (2942, 7194), (3597, 5884), (4413, 4796)]