21644496

素因数分解:

$2^4\times 3^5\times {\mathrm{19}}^1\times {\mathrm{293}}^1$

素因数の和:335

約数の個数: 120

約数和(自身を含む): 66349920

約数和(自身を除く): 44705424

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 36, 38, 48, 54, 57, 72, 76, 81, 108, 114, 144, 152, 162, 171, 216, 228, 243, 293, 304, 324, 342, 432, 456, 486, 513, 586, 648, 684, 879, 912, 972, 1026, 1172, 1296, 1368, 1539, 1758, 1944, 2052, 2344, 2637, 2736, 3078, 3516, 3888, 4104, 4617, 4688, 5274, 5567, 6156, 7032, 7911, 8208, 9234, 10548, 11134, 12312, 14064, 15822, 16701, 18468, 21096, 22268, 23733, 24624, 31644, 33402, 36936, 42192, 44536, 47466, 50103, 63288, 66804, 71199, 73872, 89072, 94932, 100206, 126576, 133608, 142398, 150309, 189864, 200412, 267216, 284796, 300618, 379728, 400824, 450927, 569592, 601236, 801648, 901854, 1139184, 1202472, 1352781, 1803708, 2404944, 2705562, 3607416, 5411124, 7214832, 10822248, 21644496]

約数ペア:

[(1, 21644496), (2, 10822248), (3, 7214832), (4, 5411124), (6, 3607416), (8, 2705562), (9, 2404944), (12, 1803708), (16, 1352781), (18, 1202472), (19, 1139184), (24, 901854), (27, 801648), (36, 601236), (38, 569592), (48, 450927), (54, 400824), (57, 379728), (72, 300618), (76, 284796), (81, 267216), (108, 200412), (114, 189864), (144, 150309), (152, 142398), (162, 133608), (171, 126576), (216, 100206), (228, 94932), (243, 89072), (293, 73872), (304, 71199), (324, 66804), (342, 63288), (432, 50103), (456, 47466), (486, 44536), (513, 42192), (586, 36936), (648, 33402), (684, 31644), (879, 24624), (912, 23733), (972, 22268), (1026, 21096), (1172, 18468), (1296, 16701), (1368, 15822), (1539, 14064), (1758, 12312), (1944, 11134), (2052, 10548), (2344, 9234), (2637, 8208), (2736, 7911), (3078, 7032), (3516, 6156), (3888, 5567), (4104, 5274), (4617, 4688)]