21950418

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{733}}^1$

素因数の和:799

約数の個数: 64

約数和(自身を含む): 54116352

約数和(自身を除く): 32165934

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 31, 42, 46, 62, 69, 93, 138, 161, 186, 217, 322, 434, 483, 651, 713, 733, 966, 1302, 1426, 1466, 2139, 2199, 4278, 4398, 4991, 5131, 9982, 10262, 14973, 15393, 16859, 22723, 29946, 30786, 33718, 45446, 50577, 68169, 101154, 118013, 136338, 159061, 236026, 318122, 354039, 477183, 522629, 708078, 954366, 1045258, 1567887, 3135774, 3658403, 7316806, 10975209, 21950418]

約数ペア:

[(1, 21950418), (2, 10975209), (3, 7316806), (6, 3658403), (7, 3135774), (14, 1567887), (21, 1045258), (23, 954366), (31, 708078), (42, 522629), (46, 477183), (62, 354039), (69, 318122), (93, 236026), (138, 159061), (161, 136338), (186, 118013), (217, 101154), (322, 68169), (434, 50577), (483, 45446), (651, 33718), (713, 30786), (733, 29946), (966, 22723), (1302, 16859), (1426, 15393), (1466, 14973), (2139, 10262), (2199, 9982), (4278, 5131), (4398, 4991)]