21372984

素因数分解:

$2^3\times 3^4\times {\mathrm{32983}}^1$

素因数の和:33001

約数の個数: 40

約数和(自身を含む): 59865960

約数和(自身を除く): 38492976

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 32983, 65966, 98949, 131932, 197898, 263864, 296847, 395796, 593694, 791592, 890541, 1187388, 1781082, 2374776, 2671623, 3562164, 5343246, 7124328, 10686492, 21372984]

約数ペア:

[(1, 21372984), (2, 10686492), (3, 7124328), (4, 5343246), (6, 3562164), (8, 2671623), (9, 2374776), (12, 1781082), (18, 1187388), (24, 890541), (27, 791592), (36, 593694), (54, 395796), (72, 296847), (81, 263864), (108, 197898), (162, 131932), (216, 98949), (324, 65966), (648, 32983)]