21415914

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{10169}}^1$

素因数の和:10196

約数の個数: 40

約数和(自身を含む): 51683940

約数和(自身を除く): 30268026

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 234, 351, 702, 1053, 2106, 10169, 20338, 30507, 61014, 91521, 132197, 183042, 264394, 274563, 396591, 549126, 793182, 823689, 1189773, 1647378, 2379546, 3569319, 7138638, 10707957, 21415914]

約数ペア:

[(1, 21415914), (2, 10707957), (3, 7138638), (6, 3569319), (9, 2379546), (13, 1647378), (18, 1189773), (26, 823689), (27, 793182), (39, 549126), (54, 396591), (78, 274563), (81, 264394), (117, 183042), (162, 132197), (234, 91521), (351, 61014), (702, 30507), (1053, 20338), (2106, 10169)]