21599658

素因数分解:

$2^1\times 3^2\times {\mathrm{101}}^1\times {\mathrm{109}}^2$

素因数の和:327

約数の個数: 36

約数和(自身を含む): 47700198

約数和(自身を除く): 26100540

約数列:

[1, 2, 3, 6, 9, 18, 101, 109, 202, 218, 303, 327, 606, 654, 909, 981, 1818, 1962, 11009, 11881, 22018, 23762, 33027, 35643, 66054, 71286, 99081, 106929, 198162, 213858, 1199981, 2399962, 3599943, 7199886, 10799829, 21599658]

約数ペア:

[(1, 21599658), (2, 10799829), (3, 7199886), (6, 3599943), (9, 2399962), (18, 1199981), (101, 213858), (109, 198162), (202, 106929), (218, 99081), (303, 71286), (327, 66054), (606, 35643), (654, 33027), (909, 23762), (981, 22018), (1818, 11881), (1962, 11009)]