21366342

素因数分解:

$2^1\times 3^4\times {\mathrm{131891}}^1$

素因数の和:131905

約数の個数: 20

約数和(自身を含む): 47876796

約数和(自身を除く): 26510454

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 131891, 263782, 395673, 791346, 1187019, 2374038, 3561057, 7122114, 10683171, 21366342]

約数ペア:

[(1, 21366342), (2, 10683171), (3, 7122114), (6, 3561057), (9, 2374038), (18, 1187019), (27, 791346), (54, 395673), (81, 263782), (162, 131891)]