2100211090

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1\times {\mathrm{17477}}^1$

素因数の和:17742

約数の個数: 32

約数和(自身を含む): 3862078704

約数和(自身を除く): 1761867614

約数列:

[1, 2, 5, 10, 61, 122, 197, 305, 394, 610, 985, 1970, 12017, 17477, 24034, 34954, 60085, 87385, 120170, 174770, 1066097, 2132194, 3442969, 5330485, 6885938, 10660970, 17214845, 34429690, 210021109, 420042218, 1050105545, 2100211090]

約数ペア:

[(1, 2100211090), (2, 1050105545), (5, 420042218), (10, 210021109), (61, 34429690), (122, 17214845), (197, 10660970), (305, 6885938), (394, 5330485), (610, 3442969), (985, 2132194), (1970, 1066097), (12017, 174770), (17477, 120170), (24034, 87385), (34954, 60085)]