21396014

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{443}}^1$

素因数の和:536

約数の個数: 32

約数和(自身を含む): 35804160

約数和(自身を除く): 14408146

約数列:

[1, 2, 19, 31, 38, 41, 62, 82, 443, 589, 779, 886, 1178, 1271, 1558, 2542, 8417, 13733, 16834, 18163, 24149, 27466, 36326, 48298, 260927, 345097, 521854, 563053, 690194, 1126106, 10698007, 21396014]

約数ペア:

[(1, 21396014), (2, 10698007), (19, 1126106), (31, 690194), (38, 563053), (41, 521854), (62, 345097), (82, 260927), (443, 48298), (589, 36326), (779, 27466), (886, 24149), (1178, 18163), (1271, 16834), (1558, 13733), (2542, 8417)]