21229879545

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{557}}^1\times {\mathrm{761}}^1$

素因数の和:1392

約数の個数: 128

約数和(自身を含む): 44084321280

約数和(自身を除く): 22854441735

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 53, 63, 105, 135, 159, 189, 265, 315, 371, 477, 557, 761, 795, 945, 1113, 1431, 1671, 1855, 2283, 2385, 2785, 3339, 3805, 3899, 5013, 5327, 5565, 6849, 7155, 8355, 10017, 11415, 11697, 15039, 15981, 16695, 19495, 20547, 25065, 26635, 29521, 34245, 35091, 40333, 47943, 50085, 58485, 75195, 79905, 88563, 102735, 105273, 120999, 143829, 147605, 175455, 201665, 206647, 239715, 265689, 282331, 362997, 423877, 442815, 526365, 604995, 619941, 719145, 797067, 846993, 1033235, 1088991, 1271631, 1328445, 1411655, 1814985, 1859823, 2119385, 2540979, 2967139, 3099705, 3814893, 3985335, 4234965, 5444955, 5579469, 6358155, 7622937, 8901417, 9299115, 11444679, 12704895, 14835695, 19074465, 22465481, 26704251, 27897345, 38114685, 44507085, 57223395, 67396443, 80112753, 112327405, 133521255, 157258367, 202189329, 336982215, 400563765, 471775101, 606567987, 786291835, 1010946645, 1415325303, 2358875505, 3032839935, 4245975909, 7076626515, 21229879545]

約数ペア:

[(1, 21229879545), (3, 7076626515), (5, 4245975909), (7, 3032839935), (9, 2358875505), (15, 1415325303), (21, 1010946645), (27, 786291835), (35, 606567987), (45, 471775101), (53, 400563765), (63, 336982215), (105, 202189329), (135, 157258367), (159, 133521255), (189, 112327405), (265, 80112753), (315, 67396443), (371, 57223395), (477, 44507085), (557, 38114685), (761, 27897345), (795, 26704251), (945, 22465481), (1113, 19074465), (1431, 14835695), (1671, 12704895), (1855, 11444679), (2283, 9299115), (2385, 8901417), (2785, 7622937), (3339, 6358155), (3805, 5579469), (3899, 5444955), (5013, 4234965), (5327, 3985335), (5565, 3814893), (6849, 3099705), (7155, 2967139), (8355, 2540979), (10017, 2119385), (11415, 1859823), (11697, 1814985), (15039, 1411655), (15981, 1328445), (16695, 1271631), (19495, 1088991), (20547, 1033235), (25065, 846993), (26635, 797067), (29521, 719145), (34245, 619941), (35091, 604995), (40333, 526365), (47943, 442815), (50085, 423877), (58485, 362997), (75195, 282331), (79905, 265689), (88563, 239715), (102735, 206647), (105273, 201665), (120999, 175455), (143829, 147605)]