21075408

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{7703}}^1$

素因数の和:7736

約数の個数: 60

約数和(自身を含む): 62094240

約数和(自身を除く): 41018832

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, 7703, 15406, 23109, 30812, 46218, 61624, 69327, 92436, 123248, 138654, 146357, 184872, 277308, 292714, 369744, 439071, 554616, 585428, 878142, 1109232, 1170856, 1317213, 1756284, 2341712, 2634426, 3512568, 5268852, 7025136, 10537704, 21075408]

約数ペア:

[(1, 21075408), (2, 10537704), (3, 7025136), (4, 5268852), (6, 3512568), (8, 2634426), (9, 2341712), (12, 1756284), (16, 1317213), (18, 1170856), (19, 1109232), (24, 878142), (36, 585428), (38, 554616), (48, 439071), (57, 369744), (72, 292714), (76, 277308), (114, 184872), (144, 146357), (152, 138654), (171, 123248), (228, 92436), (304, 69327), (342, 61624), (456, 46218), (684, 30812), (912, 23109), (1368, 15406), (2736, 7703)]