21803256

素因数分解:

$2^3\times 3^4\times {\mathrm{33647}}^1$

素因数の和:33665

約数の個数: 40

約数和(自身を含む): 61071120

約数和(自身を除く): 39267864

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 33647, 67294, 100941, 134588, 201882, 269176, 302823, 403764, 605646, 807528, 908469, 1211292, 1816938, 2422584, 2725407, 3633876, 5450814, 7267752, 10901628, 21803256]

約数ペア:

[(1, 21803256), (2, 10901628), (3, 7267752), (4, 5450814), (6, 3633876), (8, 2725407), (9, 2422584), (12, 1816938), (18, 1211292), (24, 908469), (27, 807528), (36, 605646), (54, 403764), (72, 302823), (81, 269176), (108, 201882), (162, 134588), (216, 100941), (324, 67294), (648, 33647)]