21445592260

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{241}}^1\times {\mathrm{45869}}^1$

素因数の和:46216

約数の個数: 48

約数和(自身を含む): 45689822640

約数和(自身を除く): 24244230380

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 241, 388, 482, 485, 964, 970, 1205, 1940, 2410, 4820, 23377, 45869, 46754, 91738, 93508, 116885, 183476, 229345, 233770, 458690, 467540, 917380, 4449293, 8898586, 11054429, 17797172, 22108858, 22246465, 44217716, 44492930, 55272145, 88985860, 110544290, 221088580, 1072279613, 2144559226, 4289118452, 5361398065, 10722796130, 21445592260]

約数ペア:

[(1, 21445592260), (2, 10722796130), (4, 5361398065), (5, 4289118452), (10, 2144559226), (20, 1072279613), (97, 221088580), (194, 110544290), (241, 88985860), (388, 55272145), (482, 44492930), (485, 44217716), (964, 22246465), (970, 22108858), (1205, 17797172), (1940, 11054429), (2410, 8898586), (4820, 4449293), (23377, 917380), (45869, 467540), (46754, 458690), (91738, 233770), (93508, 229345), (116885, 183476)]