21663114

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{563}}^1$

素因数の和:643

約数の個数: 48

約数和(自身を含む): 48607776

約数和(自身を除く): 26944662

約数列:

[1, 2, 3, 6, 11, 22, 33, 53, 66, 106, 121, 159, 242, 318, 363, 563, 583, 726, 1126, 1166, 1689, 1749, 3378, 3498, 6193, 6413, 12386, 12826, 18579, 19239, 29839, 37158, 38478, 59678, 68123, 89517, 136246, 179034, 204369, 328229, 408738, 656458, 984687, 1969374, 3610519, 7221038, 10831557, 21663114]

約数ペア:

[(1, 21663114), (2, 10831557), (3, 7221038), (6, 3610519), (11, 1969374), (22, 984687), (33, 656458), (53, 408738), (66, 328229), (106, 204369), (121, 179034), (159, 136246), (242, 89517), (318, 68123), (363, 59678), (563, 38478), (583, 37158), (726, 29839), (1126, 19239), (1166, 18579), (1689, 12826), (1749, 12386), (3378, 6413), (3498, 6193)]