21477018

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{881}}^1$

素因数の和:1142

約数の個数: 32

約数和(自身を含む): 45722880

約数和(自身を除く): 24245862

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 239, 478, 717, 881, 1434, 1762, 2643, 4063, 5286, 8126, 12189, 14977, 24378, 29954, 44931, 89862, 210559, 421118, 631677, 1263354, 3579503, 7159006, 10738509, 21477018]

約数ペア:

[(1, 21477018), (2, 10738509), (3, 7159006), (6, 3579503), (17, 1263354), (34, 631677), (51, 421118), (102, 210559), (239, 89862), (478, 44931), (717, 29954), (881, 24378), (1434, 14977), (1762, 12189), (2643, 8126), (4063, 5286)]