21323300

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:237

約数の個数: 72

約数和(自身を含む): 49330176

約数和(自身を除く): 28006876

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 73, 92, 100, 115, 127, 146, 230, 254, 292, 365, 460, 508, 575, 635, 730, 1150, 1270, 1460, 1679, 1825, 2300, 2540, 2921, 3175, 3358, 3650, 5842, 6350, 6716, 7300, 8395, 9271, 11684, 12700, 14605, 16790, 18542, 29210, 33580, 37084, 41975, 46355, 58420, 73025, 83950, 92710, 146050, 167900, 185420, 213233, 231775, 292100, 426466, 463550, 852932, 927100, 1066165, 2132330, 4264660, 5330825, 10661650, 21323300]

約数ペア:

[(1, 21323300), (2, 10661650), (4, 5330825), (5, 4264660), (10, 2132330), (20, 1066165), (23, 927100), (25, 852932), (46, 463550), (50, 426466), (73, 292100), (92, 231775), (100, 213233), (115, 185420), (127, 167900), (146, 146050), (230, 92710), (254, 83950), (292, 73025), (365, 58420), (460, 46355), (508, 41975), (575, 37084), (635, 33580), (730, 29210), (1150, 18542), (1270, 16790), (1460, 14605), (1679, 12700), (1825, 11684), (2300, 9271), (2540, 8395), (2921, 7300), (3175, 6716), (3358, 6350), (3650, 5842)]