21493230

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{191}}^1$

素因数の和:254

約数の個数: 96

約数和(自身を含む): 58834944

約数和(自身を除く): 37341714

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 31, 33, 55, 62, 66, 93, 110, 121, 155, 165, 186, 191, 242, 310, 330, 341, 363, 382, 465, 573, 605, 682, 726, 930, 955, 1023, 1146, 1210, 1705, 1815, 1910, 2046, 2101, 2865, 3410, 3630, 3751, 4202, 5115, 5730, 5921, 6303, 7502, 10230, 10505, 11253, 11842, 12606, 17763, 18755, 21010, 22506, 23111, 29605, 31515, 35526, 37510, 46222, 56265, 59210, 63030, 65131, 69333, 88815, 112530, 115555, 130262, 138666, 177630, 195393, 231110, 325655, 346665, 390786, 651310, 693330, 716441, 976965, 1432882, 1953930, 2149323, 3582205, 4298646, 7164410, 10746615, 21493230]

約数ペア:

[(1, 21493230), (2, 10746615), (3, 7164410), (5, 4298646), (6, 3582205), (10, 2149323), (11, 1953930), (15, 1432882), (22, 976965), (30, 716441), (31, 693330), (33, 651310), (55, 390786), (62, 346665), (66, 325655), (93, 231110), (110, 195393), (121, 177630), (155, 138666), (165, 130262), (186, 115555), (191, 112530), (242, 88815), (310, 69333), (330, 65131), (341, 63030), (363, 59210), (382, 56265), (465, 46222), (573, 37510), (605, 35526), (682, 31515), (726, 29605), (930, 23111), (955, 22506), (1023, 21010), (1146, 18755), (1210, 17763), (1705, 12606), (1815, 11842), (1910, 11253), (2046, 10505), (2101, 10230), (2865, 7502), (3410, 6303), (3630, 5921), (3751, 5730), (4202, 5115)]