21031374

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{2963}}^1$

素因数の和:3001

約数の個数: 48

約数和(自身を含む): 52071552

約数和(自身を除く): 31040178

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 169, 182, 273, 338, 507, 546, 1014, 1183, 2366, 2963, 3549, 5926, 7098, 8889, 17778, 20741, 38519, 41482, 62223, 77038, 115557, 124446, 231114, 269633, 500747, 539266, 808899, 1001494, 1502241, 1617798, 3004482, 3505229, 7010458, 10515687, 21031374]

約数ペア:

[(1, 21031374), (2, 10515687), (3, 7010458), (6, 3505229), (7, 3004482), (13, 1617798), (14, 1502241), (21, 1001494), (26, 808899), (39, 539266), (42, 500747), (78, 269633), (91, 231114), (169, 124446), (182, 115557), (273, 77038), (338, 62223), (507, 41482), (546, 38519), (1014, 20741), (1183, 17778), (2366, 8889), (2963, 7098), (3549, 5926)]