21999484430

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{15173}}^1$

素因数の和:15474

約数の個数: 96

約数和(自身を含む): 50442017760

約数和(自身を除く): 28442533330

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 49, 55, 70, 77, 98, 110, 154, 245, 269, 385, 490, 538, 539, 770, 1078, 1345, 1883, 2690, 2695, 2959, 3766, 5390, 5918, 9415, 13181, 14795, 15173, 18830, 20713, 26362, 29590, 30346, 41426, 65905, 75865, 103565, 106211, 131810, 144991, 151730, 166903, 207130, 212422, 289982, 333806, 531055, 724955, 743477, 834515, 1062110, 1168321, 1449910, 1486954, 1669030, 2336642, 3717385, 4081537, 5841605, 7434770, 8163074, 8178247, 11683210, 16356494, 20407685, 28570759, 40815370, 40891235, 44896907, 57141518, 81782470, 89793814, 142853795, 199995313, 224484535, 285707590, 314278349, 399990626, 448969070, 628556698, 999976565, 1571391745, 1999953130, 2199948443, 3142783490, 4399896886, 10999742215, 21999484430]

約数ペア:

[(1, 21999484430), (2, 10999742215), (5, 4399896886), (7, 3142783490), (10, 2199948443), (11, 1999953130), (14, 1571391745), (22, 999976565), (35, 628556698), (49, 448969070), (55, 399990626), (70, 314278349), (77, 285707590), (98, 224484535), (110, 199995313), (154, 142853795), (245, 89793814), (269, 81782470), (385, 57141518), (490, 44896907), (538, 40891235), (539, 40815370), (770, 28570759), (1078, 20407685), (1345, 16356494), (1883, 11683210), (2690, 8178247), (2695, 8163074), (2959, 7434770), (3766, 5841605), (5390, 4081537), (5918, 3717385), (9415, 2336642), (13181, 1669030), (14795, 1486954), (15173, 1449910), (18830, 1168321), (20713, 1062110), (26362, 834515), (29590, 743477), (30346, 724955), (41426, 531055), (65905, 333806), (75865, 289982), (103565, 212422), (106211, 207130), (131810, 166903), (144991, 151730)]