21102555208

素因数分解:

$2^3\times 7^2\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{11171}}^1$

素因数の和:11331

約数の個数: 96

約数和(自身を含む): 47378217600

約数和(自身を除く): 26275662392

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 61, 79, 98, 122, 158, 196, 244, 316, 392, 427, 488, 553, 632, 854, 1106, 1708, 2212, 2989, 3416, 3871, 4424, 4819, 5978, 7742, 9638, 11171, 11956, 15484, 19276, 22342, 23912, 30968, 33733, 38552, 44684, 67466, 78197, 89368, 134932, 156394, 236131, 269864, 312788, 472262, 547379, 625576, 681431, 882509, 944524, 1094758, 1362862, 1765018, 1889048, 2189516, 2725724, 3530036, 4379032, 4770017, 5451448, 6177563, 7060072, 9540034, 12355126, 19080068, 24710252, 33390119, 38160136, 43242941, 49420504, 53833049, 66780238, 86485882, 107666098, 133560476, 172971764, 215332196, 267120952, 345943528, 376831343, 430664392, 753662686, 1507325372, 2637819401, 3014650744, 5275638802, 10551277604, 21102555208]

約数ペア:

[(1, 21102555208), (2, 10551277604), (4, 5275638802), (7, 3014650744), (8, 2637819401), (14, 1507325372), (28, 753662686), (49, 430664392), (56, 376831343), (61, 345943528), (79, 267120952), (98, 215332196), (122, 172971764), (158, 133560476), (196, 107666098), (244, 86485882), (316, 66780238), (392, 53833049), (427, 49420504), (488, 43242941), (553, 38160136), (632, 33390119), (854, 24710252), (1106, 19080068), (1708, 12355126), (2212, 9540034), (2989, 7060072), (3416, 6177563), (3871, 5451448), (4424, 4770017), (4819, 4379032), (5978, 3530036), (7742, 2725724), (9638, 2189516), (11171, 1889048), (11956, 1765018), (15484, 1362862), (19276, 1094758), (22342, 944524), (23912, 882509), (30968, 681431), (33733, 625576), (38552, 547379), (44684, 472262), (67466, 312788), (78197, 269864), (89368, 236131), (134932, 156394)]