21280632

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{28603}}^1$

素因数の和:28643

約数の個数: 32

約数和(自身を含む): 54919680

約数和(自身を除く): 33639048

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 124, 186, 248, 372, 744, 28603, 57206, 85809, 114412, 171618, 228824, 343236, 686472, 886693, 1773386, 2660079, 3546772, 5320158, 7093544, 10640316, 21280632]

約数ペア:

[(1, 21280632), (2, 10640316), (3, 7093544), (4, 5320158), (6, 3546772), (8, 2660079), (12, 1773386), (24, 886693), (31, 686472), (62, 343236), (93, 228824), (124, 171618), (186, 114412), (248, 85809), (372, 57206), (744, 28603)]