21796128

素因数分解:

$2^5\times 3^5\times {\mathrm{2803}}^1$

素因数の和:2828

約数の個数: 72

約数和(自身を含む): 64301328

約数和(自身を除く): 42505200

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 108, 144, 162, 216, 243, 288, 324, 432, 486, 648, 864, 972, 1296, 1944, 2592, 2803, 3888, 5606, 7776, 8409, 11212, 16818, 22424, 25227, 33636, 44848, 50454, 67272, 75681, 89696, 100908, 134544, 151362, 201816, 227043, 269088, 302724, 403632, 454086, 605448, 681129, 807264, 908172, 1210896, 1362258, 1816344, 2421792, 2724516, 3632688, 5449032, 7265376, 10898064, 21796128]

約数ペア:

[(1, 21796128), (2, 10898064), (3, 7265376), (4, 5449032), (6, 3632688), (8, 2724516), (9, 2421792), (12, 1816344), (16, 1362258), (18, 1210896), (24, 908172), (27, 807264), (32, 681129), (36, 605448), (48, 454086), (54, 403632), (72, 302724), (81, 269088), (96, 227043), (108, 201816), (144, 151362), (162, 134544), (216, 100908), (243, 89696), (288, 75681), (324, 67272), (432, 50454), (486, 44848), (648, 33636), (864, 25227), (972, 22424), (1296, 16818), (1944, 11212), (2592, 8409), (2803, 7776), (3888, 5606)]