21067704

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{41801}}^1$

素因数の和:41820

約数の個数: 48

約数和(自身を含む): 65211120

約数和(自身を除く): 44143416

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 41801, 83602, 125403, 167204, 250806, 292607, 334408, 376209, 501612, 585214, 752418, 877821, 1003224, 1170428, 1504836, 1755642, 2340856, 2633463, 3009672, 3511284, 5266926, 7022568, 10533852, 21067704]

約数ペア:

[(1, 21067704), (2, 10533852), (3, 7022568), (4, 5266926), (6, 3511284), (7, 3009672), (8, 2633463), (9, 2340856), (12, 1755642), (14, 1504836), (18, 1170428), (21, 1003224), (24, 877821), (28, 752418), (36, 585214), (42, 501612), (56, 376209), (63, 334408), (72, 292607), (84, 250806), (126, 167204), (168, 125403), (252, 83602), (504, 41801)]