21007003688

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{238715951}}^1$

素因数の和:238715968

約数の個数: 16

約数和(自身を含む): 42968871360

約数和(自身を除く): 21961867672

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 238715951, 477431902, 954863804, 1909727608, 2625875461, 5251750922, 10503501844, 21007003688]

約数ペア:

[(1, 21007003688), (2, 10503501844), (4, 5251750922), (8, 2625875461), (11, 1909727608), (22, 954863804), (44, 477431902), (88, 238715951)]