21063432

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67511}}^1$

素因数の和:67533

約数の個数: 32

約数和(自身を含む): 56710080

約数和(自身を除く): 35646648

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 67511, 135022, 202533, 270044, 405066, 540088, 810132, 877643, 1620264, 1755286, 2632929, 3510572, 5265858, 7021144, 10531716, 21063432]

約数ペア:

[(1, 21063432), (2, 10531716), (3, 7021144), (4, 5265858), (6, 3510572), (8, 2632929), (12, 1755286), (13, 1620264), (24, 877643), (26, 810132), (39, 540088), (52, 405066), (78, 270044), (104, 202533), (156, 135022), (312, 67511)]