21254282

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{48973}}^1$

素因数の和:49013

約数の個数: 16

約数和(自身を含む): 37612032

約数和(自身を除く): 16357750

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 48973, 97946, 342811, 685622, 1518163, 3036326, 10627141, 21254282]

約数ペア:

[(1, 21254282), (2, 10627141), (7, 3036326), (14, 1518163), (31, 685622), (62, 342811), (217, 97946), (434, 48973)]