21346590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{9007}}^1$

素因数の和:9096

約数の個数: 32

約数和(自身を含む): 51886080

約数和(自身を除く): 30539490

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 79, 158, 237, 395, 474, 790, 1185, 2370, 9007, 18014, 27021, 45035, 54042, 90070, 135105, 270210, 711553, 1423106, 2134659, 3557765, 4269318, 7115530, 10673295, 21346590]

約数ペア:

[(1, 21346590), (2, 10673295), (3, 7115530), (5, 4269318), (6, 3557765), (10, 2134659), (15, 1423106), (30, 711553), (79, 270210), (158, 135105), (237, 90070), (395, 54042), (474, 45035), (790, 27021), (1185, 18014), (2370, 9007)]