21329126628

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{233}}^1\times {\mathrm{2243}}^1$

素因数の和:2681

約数の個数: 96

約数和(自身を含む): 52929676800

約数和(自身を除く): 31600550172

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 179, 228, 233, 358, 466, 537, 699, 716, 932, 1074, 1398, 2148, 2243, 2796, 3401, 4427, 4486, 6729, 6802, 8854, 8972, 10203, 13281, 13458, 13604, 17708, 20406, 26562, 26916, 40812, 41707, 42617, 53124, 83414, 85234, 125121, 127851, 166828, 170468, 250242, 255702, 401497, 500484, 511404, 522619, 792433, 802994, 1045238, 1204491, 1567857, 1584866, 1605988, 2090476, 2377299, 2408982, 3135714, 3169732, 4754598, 4817964, 6271428, 7628443, 9509196, 9929761, 15256886, 19859522, 22885329, 29789283, 30513772, 39719044, 45770658, 59578566, 91541316, 93548801, 119157132, 187097602, 280646403, 374195204, 561292806, 1122585612, 1777427219, 3554854438, 5332281657, 7109708876, 10664563314, 21329126628]

約数ペア:

[(1, 21329126628), (2, 10664563314), (3, 7109708876), (4, 5332281657), (6, 3554854438), (12, 1777427219), (19, 1122585612), (38, 561292806), (57, 374195204), (76, 280646403), (114, 187097602), (179, 119157132), (228, 93548801), (233, 91541316), (358, 59578566), (466, 45770658), (537, 39719044), (699, 30513772), (716, 29789283), (932, 22885329), (1074, 19859522), (1398, 15256886), (2148, 9929761), (2243, 9509196), (2796, 7628443), (3401, 6271428), (4427, 4817964), (4486, 4754598), (6729, 3169732), (6802, 3135714), (8854, 2408982), (8972, 2377299), (10203, 2090476), (13281, 1605988), (13458, 1584866), (13604, 1567857), (17708, 1204491), (20406, 1045238), (26562, 802994), (26916, 792433), (40812, 522619), (41707, 511404), (42617, 500484), (53124, 401497), (83414, 255702), (85234, 250242), (125121, 170468), (127851, 166828)]