21238350

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{179}}^1$

素因数の和:314

約数の個数: 96

約数和(自身を含む): 61067520

約数和(自身を除く): 39829170

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 75, 105, 113, 150, 175, 179, 210, 226, 339, 350, 358, 525, 537, 565, 678, 791, 895, 1050, 1074, 1130, 1253, 1582, 1695, 1790, 2373, 2506, 2685, 2825, 3390, 3759, 3955, 4475, 4746, 5370, 5650, 6265, 7518, 7910, 8475, 8950, 11865, 12530, 13425, 16950, 18795, 19775, 20227, 23730, 26850, 31325, 37590, 39550, 40454, 59325, 60681, 62650, 93975, 101135, 118650, 121362, 141589, 187950, 202270, 283178, 303405, 424767, 505675, 606810, 707945, 849534, 1011350, 1415890, 1517025, 2123835, 3034050, 3539725, 4247670, 7079450, 10619175, 21238350]

約数ペア:

[(1, 21238350), (2, 10619175), (3, 7079450), (5, 4247670), (6, 3539725), (7, 3034050), (10, 2123835), (14, 1517025), (15, 1415890), (21, 1011350), (25, 849534), (30, 707945), (35, 606810), (42, 505675), (50, 424767), (70, 303405), (75, 283178), (105, 202270), (113, 187950), (150, 141589), (175, 121362), (179, 118650), (210, 101135), (226, 93975), (339, 62650), (350, 60681), (358, 59325), (525, 40454), (537, 39550), (565, 37590), (678, 31325), (791, 26850), (895, 23730), (1050, 20227), (1074, 19775), (1130, 18795), (1253, 16950), (1582, 13425), (1695, 12530), (1790, 11865), (2373, 8950), (2506, 8475), (2685, 7910), (2825, 7518), (3390, 6265), (3759, 5650), (3955, 5370), (4475, 4746)]