21310282

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{229}}^1$

素因数の和:295

約数の個数: 48

約数和(自身を含む): 40671360

約数和(自身を除く): 19361078

約数列:

[1, 2, 7, 14, 17, 23, 34, 46, 119, 161, 229, 238, 289, 322, 391, 458, 578, 782, 1603, 2023, 2737, 3206, 3893, 4046, 5267, 5474, 6647, 7786, 10534, 13294, 27251, 36869, 46529, 54502, 66181, 73738, 89539, 93058, 132362, 179078, 463267, 626773, 926534, 1253546, 1522163, 3044326, 10655141, 21310282]

約数ペア:

[(1, 21310282), (2, 10655141), (7, 3044326), (14, 1522163), (17, 1253546), (23, 926534), (34, 626773), (46, 463267), (119, 179078), (161, 132362), (229, 93058), (238, 89539), (289, 73738), (322, 66181), (391, 54502), (458, 46529), (578, 36869), (782, 27251), (1603, 13294), (2023, 10534), (2737, 7786), (3206, 6647), (3893, 5474), (4046, 5267)]