21494466

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{7417}}^1$

素因数の和:7455

約数の個数: 48

約数和(自身を含む): 55545984

約数和(自身を除く): 34051518

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 42, 46, 63, 69, 126, 138, 161, 207, 322, 414, 483, 966, 1449, 2898, 7417, 14834, 22251, 44502, 51919, 66753, 103838, 133506, 155757, 170591, 311514, 341182, 467271, 511773, 934542, 1023546, 1194137, 1535319, 2388274, 3070638, 3582411, 7164822, 10747233, 21494466]

約数ペア:

[(1, 21494466), (2, 10747233), (3, 7164822), (6, 3582411), (7, 3070638), (9, 2388274), (14, 1535319), (18, 1194137), (21, 1023546), (23, 934542), (42, 511773), (46, 467271), (63, 341182), (69, 311514), (126, 170591), (138, 155757), (161, 133506), (207, 103838), (322, 66753), (414, 51919), (483, 44502), (966, 22251), (1449, 14834), (2898, 7417)]