21319242

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{5233}}^1$

素因数の和:5342

約数の個数: 32

約数和(自身を含む): 49241472

約数和(自身を除く): 27922230

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 97, 194, 291, 582, 679, 1358, 2037, 4074, 5233, 10466, 15699, 31398, 36631, 73262, 109893, 219786, 507601, 1015202, 1522803, 3045606, 3553207, 7106414, 10659621, 21319242]

約数ペア:

[(1, 21319242), (2, 10659621), (3, 7106414), (6, 3553207), (7, 3045606), (14, 1522803), (21, 1015202), (42, 507601), (97, 219786), (194, 109893), (291, 73262), (582, 36631), (679, 31398), (1358, 15699), (2037, 10466), (4074, 5233)]