21974550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{191}}^1$

素因数の和:278

約数の個数: 96

約数和(自身を含む): 59996160

約数和(自身を除く): 38021610

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 59, 65, 75, 78, 118, 130, 150, 177, 191, 195, 295, 325, 354, 382, 390, 573, 590, 650, 767, 885, 955, 975, 1146, 1475, 1534, 1770, 1910, 1950, 2301, 2483, 2865, 2950, 3835, 4425, 4602, 4775, 4966, 5730, 7449, 7670, 8850, 9550, 11269, 11505, 12415, 14325, 14898, 19175, 22538, 23010, 24830, 28650, 33807, 37245, 38350, 56345, 57525, 62075, 67614, 74490, 112690, 115050, 124150, 146497, 169035, 186225, 281725, 292994, 338070, 372450, 439491, 563450, 732485, 845175, 878982, 1464970, 1690350, 2197455, 3662425, 4394910, 7324850, 10987275, 21974550]

約数ペア:

[(1, 21974550), (2, 10987275), (3, 7324850), (5, 4394910), (6, 3662425), (10, 2197455), (13, 1690350), (15, 1464970), (25, 878982), (26, 845175), (30, 732485), (39, 563450), (50, 439491), (59, 372450), (65, 338070), (75, 292994), (78, 281725), (118, 186225), (130, 169035), (150, 146497), (177, 124150), (191, 115050), (195, 112690), (295, 74490), (325, 67614), (354, 62075), (382, 57525), (390, 56345), (573, 38350), (590, 37245), (650, 33807), (767, 28650), (885, 24830), (955, 23010), (975, 22538), (1146, 19175), (1475, 14898), (1534, 14325), (1770, 12415), (1910, 11505), (1950, 11269), (2301, 9550), (2483, 8850), (2865, 7670), (2950, 7449), (3835, 5730), (4425, 4966), (4602, 4775)]