21423030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{16607}}^1$

素因数の和:16660

約数の個数: 32

約数和(自身を含む): 52614144

約数和(自身を除く): 31191114

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 16607, 33214, 49821, 83035, 99642, 166070, 249105, 498210, 714101, 1428202, 2142303, 3570505, 4284606, 7141010, 10711515, 21423030]

約数ペア:

[(1, 21423030), (2, 10711515), (3, 7141010), (5, 4284606), (6, 3570505), (10, 2142303), (15, 1428202), (30, 714101), (43, 498210), (86, 249105), (129, 166070), (215, 99642), (258, 83035), (430, 49821), (645, 33214), (1290, 16607)]