21999785265

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{887267}}^1$

素因数の和:887326

約数の個数: 48

約数和(自身を含む): 41524142400

約数和(自身を除く): 19524357135

約数列:

[1, 3, 5, 9, 15, 19, 29, 45, 57, 87, 95, 145, 171, 261, 285, 435, 551, 855, 1305, 1653, 2755, 4959, 8265, 24795, 887267, 2661801, 4436335, 7985403, 13309005, 16858073, 25730743, 39927015, 50574219, 77192229, 84290365, 128653715, 151722657, 231576687, 252871095, 385961145, 488884117, 758613285, 1157883435, 1466652351, 2444420585, 4399957053, 7333261755, 21999785265]

約数ペア:

[(1, 21999785265), (3, 7333261755), (5, 4399957053), (9, 2444420585), (15, 1466652351), (19, 1157883435), (29, 758613285), (45, 488884117), (57, 385961145), (87, 252871095), (95, 231576687), (145, 151722657), (171, 128653715), (261, 84290365), (285, 77192229), (435, 50574219), (551, 39927015), (855, 25730743), (1305, 16858073), (1653, 13309005), (2755, 7985403), (4959, 4436335), (8265, 2661801), (24795, 887267)]