21863478

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1741}}^1$

素因数の和:1789

約数の個数: 64

約数和(自身を含む): 56189952

約数和(自身を除く): 34326474

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 23, 26, 39, 42, 46, 69, 78, 91, 138, 161, 182, 273, 299, 322, 483, 546, 598, 897, 966, 1741, 1794, 2093, 3482, 4186, 5223, 6279, 10446, 12187, 12558, 22633, 24374, 36561, 40043, 45266, 67899, 73122, 80086, 120129, 135798, 158431, 240258, 280301, 316862, 475293, 520559, 560602, 840903, 950586, 1041118, 1561677, 1681806, 3123354, 3643913, 7287826, 10931739, 21863478]

約数ペア:

[(1, 21863478), (2, 10931739), (3, 7287826), (6, 3643913), (7, 3123354), (13, 1681806), (14, 1561677), (21, 1041118), (23, 950586), (26, 840903), (39, 560602), (42, 520559), (46, 475293), (69, 316862), (78, 280301), (91, 240258), (138, 158431), (161, 135798), (182, 120129), (273, 80086), (299, 73122), (322, 67899), (483, 45266), (546, 40043), (598, 36561), (897, 24374), (966, 22633), (1741, 12558), (1794, 12187), (2093, 10446), (3482, 6279), (4186, 5223)]