21494086

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{907}}^1$

素因数の和:984

約数の個数: 24

約数和(自身を含む): 35123256

約数和(自身を除く): 13629170

約数列:

[1, 2, 17, 34, 41, 82, 289, 578, 697, 907, 1394, 1814, 11849, 15419, 23698, 30838, 37187, 74374, 262123, 524246, 632179, 1264358, 10747043, 21494086]

約数ペア:

[(1, 21494086), (2, 10747043), (17, 1264358), (34, 632179), (41, 524246), (82, 262123), (289, 74374), (578, 37187), (697, 30838), (907, 23698), (1394, 15419), (1814, 11849)]