21492252

素因数分解:

$2^2\times 3^2\times {\mathrm{61}}^1\times {\mathrm{9787}}^1$

素因数の和:9858

約数の個数: 36

約数和(自身を含む): 55223896

約数和(自身を除く): 33731644

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 61, 122, 183, 244, 366, 549, 732, 1098, 2196, 9787, 19574, 29361, 39148, 58722, 88083, 117444, 176166, 352332, 597007, 1194014, 1791021, 2388028, 3582042, 5373063, 7164084, 10746126, 21492252]

約数ペア:

[(1, 21492252), (2, 10746126), (3, 7164084), (4, 5373063), (6, 3582042), (9, 2388028), (12, 1791021), (18, 1194014), (36, 597007), (61, 352332), (122, 176166), (183, 117444), (244, 88083), (366, 58722), (549, 39148), (732, 29361), (1098, 19574), (2196, 9787)]