21063756

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{8089}}^1$

素因数の和:8134

約数の個数: 48

約数和(自身を含む): 57989120

約数和(自身を除く): 36925364

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 62, 84, 93, 124, 186, 217, 372, 434, 651, 868, 1302, 2604, 8089, 16178, 24267, 32356, 48534, 56623, 97068, 113246, 169869, 226492, 250759, 339738, 501518, 679476, 752277, 1003036, 1504554, 1755313, 3009108, 3510626, 5265939, 7021252, 10531878, 21063756]

約数ペア:

[(1, 21063756), (2, 10531878), (3, 7021252), (4, 5265939), (6, 3510626), (7, 3009108), (12, 1755313), (14, 1504554), (21, 1003036), (28, 752277), (31, 679476), (42, 501518), (62, 339738), (84, 250759), (93, 226492), (124, 169869), (186, 113246), (217, 97068), (372, 56623), (434, 48534), (651, 32356), (868, 24267), (1302, 16178), (2604, 8089)]