21874954

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{7229}}^1$

素因数の和:7337

約数の個数: 16

約数和(自身を含む): 35137800

約数和(自身を除く): 13262846

約数列:

[1, 2, 17, 34, 89, 178, 1513, 3026, 7229, 14458, 122893, 245786, 643381, 1286762, 10937477, 21874954]

約数ペア:

[(1, 21874954), (2, 10937477), (17, 1286762), (34, 643381), (89, 245786), (178, 122893), (1513, 14458), (3026, 7229)]