21333704

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{12289}}^1$

素因数の和:12333

約数の個数: 32

約数和(自身を含む): 47193600

約数和(自身を除く): 25859896

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 12289, 24578, 49156, 86023, 98312, 172046, 344092, 380959, 688184, 761918, 1523836, 2666713, 3047672, 5333426, 10666852, 21333704]

約数ペア:

[(1, 21333704), (2, 10666852), (4, 5333426), (7, 3047672), (8, 2666713), (14, 1523836), (28, 761918), (31, 688184), (56, 380959), (62, 344092), (124, 172046), (217, 98312), (248, 86023), (434, 49156), (868, 24578), (1736, 12289)]