21553092

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1471}}^1$

素因数の和:1529

約数の個数: 72

約数和(自身を含む): 61082112

約数和(自身を除く): 39529020

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 37, 44, 66, 74, 99, 111, 132, 148, 198, 222, 333, 396, 407, 444, 666, 814, 1221, 1332, 1471, 1628, 2442, 2942, 3663, 4413, 4884, 5884, 7326, 8826, 13239, 14652, 16181, 17652, 26478, 32362, 48543, 52956, 54427, 64724, 97086, 108854, 145629, 163281, 194172, 217708, 291258, 326562, 489843, 582516, 598697, 653124, 979686, 1197394, 1796091, 1959372, 2394788, 3592182, 5388273, 7184364, 10776546, 21553092]

約数ペア:

[(1, 21553092), (2, 10776546), (3, 7184364), (4, 5388273), (6, 3592182), (9, 2394788), (11, 1959372), (12, 1796091), (18, 1197394), (22, 979686), (33, 653124), (36, 598697), (37, 582516), (44, 489843), (66, 326562), (74, 291258), (99, 217708), (111, 194172), (132, 163281), (148, 145629), (198, 108854), (222, 97086), (333, 64724), (396, 54427), (407, 52956), (444, 48543), (666, 32362), (814, 26478), (1221, 17652), (1332, 16181), (1471, 14652), (1628, 13239), (2442, 8826), (2942, 7326), (3663, 5884), (4413, 4884)]