21766516

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{149}}^1\times {\mathrm{619}}^1$

素因数の和:831

約数の個数: 24

約数和(自身を含む): 39060000

約数和(自身を除く): 17293484

約数列:

[1, 2, 4, 59, 118, 149, 236, 298, 596, 619, 1238, 2476, 8791, 17582, 35164, 36521, 73042, 92231, 146084, 184462, 368924, 5441629, 10883258, 21766516]

約数ペア:

[(1, 21766516), (2, 10883258), (4, 5441629), (59, 368924), (118, 184462), (149, 146084), (236, 92231), (298, 73042), (596, 36521), (619, 35164), (1238, 17582), (2476, 8791)]