21003119880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{96221}}^1$

素因数の和:96359

約数の個数: 128

約数和(自身を含む): 67340004480

約数和(自身を除く): 46336884600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 107, 120, 136, 170, 204, 214, 255, 321, 340, 408, 428, 510, 535, 642, 680, 856, 1020, 1070, 1284, 1605, 1819, 2040, 2140, 2568, 3210, 3638, 4280, 5457, 6420, 7276, 9095, 10914, 12840, 14552, 18190, 21828, 27285, 36380, 43656, 54570, 72760, 96221, 109140, 192442, 218280, 288663, 384884, 481105, 577326, 769768, 962210, 1154652, 1443315, 1635757, 1924420, 2309304, 2886630, 3271514, 3848840, 4907271, 5773260, 6543028, 8178785, 9814542, 10295647, 11546520, 13086056, 16357570, 19629084, 20591294, 24536355, 30886941, 32715140, 39258168, 41182588, 49072710, 51478235, 61773882, 65430280, 82365176, 98145420, 102956470, 123547764, 154434705, 175025999, 196290840, 205912940, 247095528, 308869410, 350051998, 411825880, 525077997, 617738820, 700103996, 875129995, 1050155994, 1235477640, 1400207992, 1750259990, 2100311988, 2625389985, 3500519980, 4200623976, 5250779970, 7001039960, 10501559940, 21003119880]

約数ペア:

[(1, 21003119880), (2, 10501559940), (3, 7001039960), (4, 5250779970), (5, 4200623976), (6, 3500519980), (8, 2625389985), (10, 2100311988), (12, 1750259990), (15, 1400207992), (17, 1235477640), (20, 1050155994), (24, 875129995), (30, 700103996), (34, 617738820), (40, 525077997), (51, 411825880), (60, 350051998), (68, 308869410), (85, 247095528), (102, 205912940), (107, 196290840), (120, 175025999), (136, 154434705), (170, 123547764), (204, 102956470), (214, 98145420), (255, 82365176), (321, 65430280), (340, 61773882), (408, 51478235), (428, 49072710), (510, 41182588), (535, 39258168), (642, 32715140), (680, 30886941), (856, 24536355), (1020, 20591294), (1070, 19629084), (1284, 16357570), (1605, 13086056), (1819, 11546520), (2040, 10295647), (2140, 9814542), (2568, 8178785), (3210, 6543028), (3638, 5773260), (4280, 4907271), (5457, 3848840), (6420, 3271514), (7276, 2886630), (9095, 2309304), (10914, 1924420), (12840, 1635757), (14552, 1443315), (18190, 1154652), (21828, 962210), (27285, 769768), (36380, 577326), (43656, 481105), (54570, 384884), (72760, 288663), (96221, 218280), (109140, 192442)]