21653160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{9497}}^1$

素因数の和:9530

約数の個数: 64

約数和(自身を含む): 68385600

約数和(自身を除く): 46732440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 9497, 18994, 28491, 37988, 47485, 56982, 75976, 94970, 113964, 142455, 180443, 189940, 227928, 284910, 360886, 379880, 541329, 569820, 721772, 902215, 1082658, 1139640, 1443544, 1804430, 2165316, 2706645, 3608860, 4330632, 5413290, 7217720, 10826580, 21653160]

約数ペア:

[(1, 21653160), (2, 10826580), (3, 7217720), (4, 5413290), (5, 4330632), (6, 3608860), (8, 2706645), (10, 2165316), (12, 1804430), (15, 1443544), (19, 1139640), (20, 1082658), (24, 902215), (30, 721772), (38, 569820), (40, 541329), (57, 379880), (60, 360886), (76, 284910), (95, 227928), (114, 189940), (120, 180443), (152, 142455), (190, 113964), (228, 94970), (285, 75976), (380, 56982), (456, 47485), (570, 37988), (760, 28491), (1140, 18994), (2280, 9497)]