21931744990

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{191}}^1\times {\mathrm{4943}}^1$

素因数の和:5265

約数の個数: 64

約数和(自身を含む): 41827663872

約数和(自身を除く): 19895918882

約数列:

[1, 2, 5, 10, 23, 46, 101, 115, 191, 202, 230, 382, 505, 955, 1010, 1910, 2323, 4393, 4646, 4943, 8786, 9886, 11615, 19291, 21965, 23230, 24715, 38582, 43930, 49430, 96455, 113689, 192910, 227378, 443693, 499243, 568445, 887386, 944113, 998486, 1136890, 1888226, 2218465, 2496215, 4436930, 4720565, 4992430, 9441130, 11482589, 21714599, 22965178, 43429198, 57412945, 95355413, 108572995, 114825890, 190710826, 217145990, 476777065, 953554130, 2193174499, 4386348998, 10965872495, 21931744990]

約数ペア:

[(1, 21931744990), (2, 10965872495), (5, 4386348998), (10, 2193174499), (23, 953554130), (46, 476777065), (101, 217145990), (115, 190710826), (191, 114825890), (202, 108572995), (230, 95355413), (382, 57412945), (505, 43429198), (955, 22965178), (1010, 21714599), (1910, 11482589), (2323, 9441130), (4393, 4992430), (4646, 4720565), (4943, 4436930), (8786, 2496215), (9886, 2218465), (11615, 1888226), (19291, 1136890), (21965, 998486), (23230, 944113), (24715, 887386), (38582, 568445), (43930, 499243), (49430, 443693), (96455, 227378), (113689, 192910)]