21882948076

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{223}}^2$

素因数の和:671

約数の個数: 72

約数和(自身を含む): 42850083024

約数和(自身を除く): 20967134948

約数列:

[1, 2, 4, 11, 22, 44, 73, 137, 146, 223, 274, 292, 446, 548, 803, 892, 1507, 1606, 2453, 3014, 3212, 4906, 6028, 9812, 10001, 16279, 20002, 30551, 32558, 40004, 49729, 61102, 65116, 99458, 110011, 122204, 179069, 198916, 220022, 336061, 358138, 440044, 547019, 672122, 716276, 1094038, 1344244, 2188076, 2230223, 3630217, 4460446, 6812873, 7260434, 8920892, 13625746, 14520868, 24532453, 27251492, 39932387, 49064906, 74941603, 79864774, 98129812, 149883206, 159729548, 299766412, 497339729, 994679458, 1989358916, 5470737019, 10941474038, 21882948076]

約数ペア:

[(1, 21882948076), (2, 10941474038), (4, 5470737019), (11, 1989358916), (22, 994679458), (44, 497339729), (73, 299766412), (137, 159729548), (146, 149883206), (223, 98129812), (274, 79864774), (292, 74941603), (446, 49064906), (548, 39932387), (803, 27251492), (892, 24532453), (1507, 14520868), (1606, 13625746), (2453, 8920892), (3014, 7260434), (3212, 6812873), (4906, 4460446), (6028, 3630217), (9812, 2230223), (10001, 2188076), (16279, 1344244), (20002, 1094038), (30551, 716276), (32558, 672122), (40004, 547019), (49729, 440044), (61102, 358138), (65116, 336061), (99458, 220022), (110011, 198916), (122204, 179069)]