21760488

素因数分解:

$2^3\times 3^4\times {\mathrm{33581}}^1$

素因数の和:33599

約数の個数: 40

約数和(自身を含む): 60951330

約数和(自身を除く): 39190842

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 33581, 67162, 100743, 134324, 201486, 268648, 302229, 402972, 604458, 805944, 906687, 1208916, 1813374, 2417832, 2720061, 3626748, 5440122, 7253496, 10880244, 21760488]

約数ペア:

[(1, 21760488), (2, 10880244), (3, 7253496), (4, 5440122), (6, 3626748), (8, 2720061), (9, 2417832), (12, 1813374), (18, 1208916), (24, 906687), (27, 805944), (36, 604458), (54, 402972), (72, 302229), (81, 268648), (108, 201486), (162, 134324), (216, 100743), (324, 67162), (648, 33581)]