21179376

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{7741}}^1$

素因数の和:7774

約数の個数: 60

約数和(自身を含む): 62400520

約数和(自身を除く): 41221144

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 48, 57, 72, 76, 114, 144, 152, 171, 228, 304, 342, 456, 684, 912, 1368, 2736, 7741, 15482, 23223, 30964, 46446, 61928, 69669, 92892, 123856, 139338, 147079, 185784, 278676, 294158, 371568, 441237, 557352, 588316, 882474, 1114704, 1176632, 1323711, 1764948, 2353264, 2647422, 3529896, 5294844, 7059792, 10589688, 21179376]

約数ペア:

[(1, 21179376), (2, 10589688), (3, 7059792), (4, 5294844), (6, 3529896), (8, 2647422), (9, 2353264), (12, 1764948), (16, 1323711), (18, 1176632), (19, 1114704), (24, 882474), (36, 588316), (38, 557352), (48, 441237), (57, 371568), (72, 294158), (76, 278676), (114, 185784), (144, 147079), (152, 139338), (171, 123856), (228, 92892), (304, 69669), (342, 61928), (456, 46446), (684, 30964), (912, 23223), (1368, 15482), (2736, 7741)]