21130797384

素因数分解:

$2^3\times 3^2\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{81773}}^1$

素因数の和:81919

約数の個数: 96

約数和(自身を含む): 59382643320

約数和(自身を除く): 38251845936

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 37, 72, 74, 97, 111, 148, 194, 222, 291, 296, 333, 388, 444, 582, 666, 776, 873, 888, 1164, 1332, 1746, 2328, 2664, 3492, 3589, 6984, 7178, 10767, 14356, 21534, 28712, 32301, 43068, 64602, 81773, 86136, 129204, 163546, 245319, 258408, 327092, 490638, 654184, 735957, 981276, 1471914, 1962552, 2943828, 3025601, 5887656, 6051202, 7931981, 9076803, 12102404, 15863962, 18153606, 23795943, 24204808, 27230409, 31727924, 36307212, 47591886, 54460818, 63455848, 71387829, 72614424, 95183772, 108921636, 142775658, 190367544, 217843272, 285551316, 293483297, 571102632, 586966594, 880449891, 1173933188, 1760899782, 2347866376, 2641349673, 3521799564, 5282699346, 7043599128, 10565398692, 21130797384]

約数ペア:

[(1, 21130797384), (2, 10565398692), (3, 7043599128), (4, 5282699346), (6, 3521799564), (8, 2641349673), (9, 2347866376), (12, 1760899782), (18, 1173933188), (24, 880449891), (36, 586966594), (37, 571102632), (72, 293483297), (74, 285551316), (97, 217843272), (111, 190367544), (148, 142775658), (194, 108921636), (222, 95183772), (291, 72614424), (296, 71387829), (333, 63455848), (388, 54460818), (444, 47591886), (582, 36307212), (666, 31727924), (776, 27230409), (873, 24204808), (888, 23795943), (1164, 18153606), (1332, 15863962), (1746, 12102404), (2328, 9076803), (2664, 7931981), (3492, 6051202), (3589, 5887656), (6984, 3025601), (7178, 2943828), (10767, 1962552), (14356, 1471914), (21534, 981276), (28712, 735957), (32301, 654184), (43068, 490638), (64602, 327092), (81773, 258408), (86136, 245319), (129204, 163546)]