21000750162

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{52639}}^1$

素因数の和:52740

約数の個数: 96

約数和(自身を含む): 51848294400

約数和(自身を除く): 30847544238

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 49, 59, 69, 98, 118, 138, 147, 161, 177, 294, 322, 354, 413, 483, 826, 966, 1127, 1239, 1357, 2254, 2478, 2714, 2891, 3381, 4071, 5782, 6762, 8142, 8673, 9499, 17346, 18998, 28497, 52639, 56994, 66493, 105278, 132986, 157917, 199479, 315834, 368473, 398958, 736946, 1105419, 1210697, 2210838, 2421394, 2579311, 3105701, 3632091, 5158622, 6211402, 7264182, 7737933, 8474879, 9317103, 15475866, 16949758, 18634206, 21739907, 25424637, 43479814, 50849274, 59324153, 65219721, 71431123, 118648306, 130439442, 142862246, 152179349, 177972459, 214293369, 304358698, 355944918, 428586738, 456538047, 500017861, 913076094, 1000035722, 1500053583, 3000107166, 3500125027, 7000250054, 10500375081, 21000750162]

約数ペア:

[(1, 21000750162), (2, 10500375081), (3, 7000250054), (6, 3500125027), (7, 3000107166), (14, 1500053583), (21, 1000035722), (23, 913076094), (42, 500017861), (46, 456538047), (49, 428586738), (59, 355944918), (69, 304358698), (98, 214293369), (118, 177972459), (138, 152179349), (147, 142862246), (161, 130439442), (177, 118648306), (294, 71431123), (322, 65219721), (354, 59324153), (413, 50849274), (483, 43479814), (826, 25424637), (966, 21739907), (1127, 18634206), (1239, 16949758), (1357, 15475866), (2254, 9317103), (2478, 8474879), (2714, 7737933), (2891, 7264182), (3381, 6211402), (4071, 5158622), (5782, 3632091), (6762, 3105701), (8142, 2579311), (8673, 2421394), (9499, 2210838), (17346, 1210697), (18998, 1105419), (28497, 736946), (52639, 398958), (56994, 368473), (66493, 315834), (105278, 199479), (132986, 157917)]