21815892

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{9619}}^1$

素因数の和:9642

約数の個数: 60

約数和(自身を含む): 65185120

約数和(自身を除く): 43369228

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 252, 324, 378, 567, 756, 1134, 2268, 9619, 19238, 28857, 38476, 57714, 67333, 86571, 115428, 134666, 173142, 201999, 259713, 269332, 346284, 403998, 519426, 605997, 779139, 807996, 1038852, 1211994, 1558278, 1817991, 2423988, 3116556, 3635982, 5453973, 7271964, 10907946, 21815892]

約数ペア:

[(1, 21815892), (2, 10907946), (3, 7271964), (4, 5453973), (6, 3635982), (7, 3116556), (9, 2423988), (12, 1817991), (14, 1558278), (18, 1211994), (21, 1038852), (27, 807996), (28, 779139), (36, 605997), (42, 519426), (54, 403998), (63, 346284), (81, 269332), (84, 259713), (108, 201999), (126, 173142), (162, 134666), (189, 115428), (252, 86571), (324, 67333), (378, 57714), (567, 38476), (756, 28857), (1134, 19238), (2268, 9619)]