21239130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{5851}}^1$

素因数の和:5883

約数の個数: 48

約数和(自身を含む): 56038752

約数和(自身を除く): 34799622

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 121, 165, 242, 330, 363, 605, 726, 1210, 1815, 3630, 5851, 11702, 17553, 29255, 35106, 58510, 64361, 87765, 128722, 175530, 193083, 321805, 386166, 643610, 707971, 965415, 1415942, 1930830, 2123913, 3539855, 4247826, 7079710, 10619565, 21239130]

約数ペア:

[(1, 21239130), (2, 10619565), (3, 7079710), (5, 4247826), (6, 3539855), (10, 2123913), (11, 1930830), (15, 1415942), (22, 965415), (30, 707971), (33, 643610), (55, 386166), (66, 321805), (110, 193083), (121, 175530), (165, 128722), (242, 87765), (330, 64361), (363, 58510), (605, 35106), (726, 29255), (1210, 17553), (1815, 11702), (3630, 5851)]