20921897592

素因数分解:

$2^3\times 3^6\times {\mathrm{3587431}}^1$

素因数の和:3587455

約数の個数: 56

約数和(自身を含む): 58815947640

約数和(自身を除く): 37894050048

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 729, 972, 1458, 1944, 2916, 5832, 3587431, 7174862, 10762293, 14349724, 21524586, 28699448, 32286879, 43049172, 64573758, 86098344, 96860637, 129147516, 193721274, 258295032, 290581911, 387442548, 581163822, 774885096, 871745733, 1162327644, 1743491466, 2324655288, 2615237199, 3486982932, 5230474398, 6973965864, 10460948796, 20921897592]

約数ペア:

[(1, 20921897592), (2, 10460948796), (3, 6973965864), (4, 5230474398), (6, 3486982932), (8, 2615237199), (9, 2324655288), (12, 1743491466), (18, 1162327644), (24, 871745733), (27, 774885096), (36, 581163822), (54, 387442548), (72, 290581911), (81, 258295032), (108, 193721274), (162, 129147516), (216, 96860637), (243, 86098344), (324, 64573758), (486, 43049172), (648, 32286879), (729, 28699448), (972, 21524586), (1458, 14349724), (1944, 10762293), (2916, 7174862), (5832, 3587431)]