21152802804

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{263}}^1\times {\mathrm{9871}}^1$

素因数の和:10245

約数の個数: 96

約数和(自身を含む): 57211478016

約数和(自身を除く): 36058675212

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 97, 194, 263, 291, 388, 526, 582, 679, 789, 1052, 1164, 1358, 1578, 1841, 2037, 2716, 3156, 3682, 4074, 5523, 7364, 8148, 9871, 11046, 19742, 22092, 25511, 29613, 39484, 51022, 59226, 69097, 76533, 102044, 118452, 138194, 153066, 178577, 207291, 276388, 306132, 357154, 414582, 535731, 714308, 829164, 957487, 1071462, 1914974, 2142924, 2596073, 2872461, 3829948, 5192146, 5744922, 6702409, 7788219, 10384292, 11489844, 13404818, 15576438, 18172511, 20107227, 26809636, 31152876, 36345022, 40214454, 54517533, 72690044, 80428908, 109035066, 218070132, 251819081, 503638162, 755457243, 1007276324, 1510914486, 1762733567, 3021828972, 3525467134, 5288200701, 7050934268, 10576401402, 21152802804]

約数ペア:

[(1, 21152802804), (2, 10576401402), (3, 7050934268), (4, 5288200701), (6, 3525467134), (7, 3021828972), (12, 1762733567), (14, 1510914486), (21, 1007276324), (28, 755457243), (42, 503638162), (84, 251819081), (97, 218070132), (194, 109035066), (263, 80428908), (291, 72690044), (388, 54517533), (526, 40214454), (582, 36345022), (679, 31152876), (789, 26809636), (1052, 20107227), (1164, 18172511), (1358, 15576438), (1578, 13404818), (1841, 11489844), (2037, 10384292), (2716, 7788219), (3156, 6702409), (3682, 5744922), (4074, 5192146), (5523, 3829948), (7364, 2872461), (8148, 2596073), (9871, 2142924), (11046, 1914974), (19742, 1071462), (22092, 957487), (25511, 829164), (29613, 714308), (39484, 535731), (51022, 414582), (59226, 357154), (69097, 306132), (76533, 276388), (102044, 207291), (118452, 178577), (138194, 153066)]