2721222

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{313}}^1$

素因数の和:354

約数の個数: 64

約数和(自身を含む): 7234560

約数和(自身を除く): 4513338

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 27, 42, 46, 54, 63, 69, 126, 138, 161, 189, 207, 313, 322, 378, 414, 483, 621, 626, 939, 966, 1242, 1449, 1878, 2191, 2817, 2898, 4347, 4382, 5634, 6573, 7199, 8451, 8694, 13146, 14398, 16902, 19719, 21597, 39438, 43194, 50393, 59157, 64791, 100786, 118314, 129582, 151179, 194373, 302358, 388746, 453537, 907074, 1360611, 2721222]

約数ペア:

[(1, 2721222), (2, 1360611), (3, 907074), (6, 453537), (7, 388746), (9, 302358), (14, 194373), (18, 151179), (21, 129582), (23, 118314), (27, 100786), (42, 64791), (46, 59157), (54, 50393), (63, 43194), (69, 39438), (126, 21597), (138, 19719), (161, 16902), (189, 14398), (207, 13146), (313, 8694), (322, 8451), (378, 7199), (414, 6573), (483, 5634), (621, 4382), (626, 4347), (939, 2898), (966, 2817), (1242, 2191), (1449, 1878)]