20851677

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{30089}}^1$

素因数の和:30113

約数の個数: 24

約数和(自身を含む): 37552320

約数和(自身を除く): 16700643

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 30089, 90267, 210623, 270801, 330979, 631869, 992937, 1895607, 2316853, 2978811, 6950559, 20851677]

約数ペア:

[(1, 20851677), (3, 6950559), (7, 2978811), (9, 2316853), (11, 1895607), (21, 992937), (33, 631869), (63, 330979), (77, 270801), (99, 210623), (231, 90267), (693, 30089)]