21103464774

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{443}}^1\times {\mathrm{2857}}^1$

素因数の和:3709

約数の個数: 64

約数和(自身を含む): 48484118016

約数和(自身を除く): 27380653242

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 397, 443, 794, 886, 1191, 1329, 2382, 2658, 2779, 2857, 3101, 5558, 5714, 6202, 8337, 8571, 9303, 16674, 17142, 18606, 19999, 39998, 59997, 119994, 175871, 351742, 527613, 1055226, 1134229, 1231097, 1265651, 2268458, 2462194, 2531302, 3402687, 3693291, 3796953, 6805374, 7386582, 7593906, 7939603, 8859557, 15879206, 17719114, 23818809, 26578671, 47637618, 53157342, 502463447, 1004926894, 1507390341, 3014780682, 3517244129, 7034488258, 10551732387, 21103464774]

約数ペア:

[(1, 21103464774), (2, 10551732387), (3, 7034488258), (6, 3517244129), (7, 3014780682), (14, 1507390341), (21, 1004926894), (42, 502463447), (397, 53157342), (443, 47637618), (794, 26578671), (886, 23818809), (1191, 17719114), (1329, 15879206), (2382, 8859557), (2658, 7939603), (2779, 7593906), (2857, 7386582), (3101, 6805374), (5558, 3796953), (5714, 3693291), (6202, 3402687), (8337, 2531302), (8571, 2462194), (9303, 2268458), (16674, 1265651), (17142, 1231097), (18606, 1134229), (19999, 1055226), (39998, 527613), (59997, 351742), (119994, 175871)]