21462434

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{269}}^1$

素因数の和:458

約数の個数: 32

約数和(自身を含む): 38102400

約数和(自身を除く): 16639966

約数列:

[1, 2, 7, 14, 41, 82, 139, 269, 278, 287, 538, 574, 973, 1883, 1946, 3766, 5699, 11029, 11398, 22058, 37391, 39893, 74782, 77203, 79786, 154406, 261737, 523474, 1533031, 3066062, 10731217, 21462434]

約数ペア:

[(1, 21462434), (2, 10731217), (7, 3066062), (14, 1533031), (41, 523474), (82, 261737), (139, 154406), (269, 79786), (278, 77203), (287, 74782), (538, 39893), (574, 37391), (973, 22058), (1883, 11398), (1946, 11029), (3766, 5699)]