210917505834

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{21189221}}^1$

素因数の和:21189315

約数の個数: 48

約数和(自身を含む): 528882981120

約数和(自身を除く): 317965475286

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 79, 126, 158, 237, 474, 553, 711, 1106, 1422, 1659, 3318, 4977, 9954, 21189221, 42378442, 63567663, 127135326, 148324547, 190702989, 296649094, 381405978, 444973641, 889947282, 1334920923, 1673948459, 2669841846, 3347896918, 5021845377, 10043690754, 11717639213, 15065536131, 23435278426, 30131072262, 35152917639, 70305835278, 105458752917, 210917505834]

約数ペア:

[(1, 210917505834), (2, 105458752917), (3, 70305835278), (6, 35152917639), (7, 30131072262), (9, 23435278426), (14, 15065536131), (18, 11717639213), (21, 10043690754), (42, 5021845377), (63, 3347896918), (79, 2669841846), (126, 1673948459), (158, 1334920923), (237, 889947282), (474, 444973641), (553, 381405978), (711, 296649094), (1106, 190702989), (1422, 148324547), (1659, 127135326), (3318, 63567663), (4977, 42378442), (9954, 21189221)]