21121038

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{3001}}^1$

素因数の和:3049

約数の個数: 48

約数和(自身を含む): 50577696

約数和(自身を除く): 29456658

約数列:

[1, 2, 3, 6, 9, 17, 18, 23, 34, 46, 51, 69, 102, 138, 153, 207, 306, 391, 414, 782, 1173, 2346, 3001, 3519, 6002, 7038, 9003, 18006, 27009, 51017, 54018, 69023, 102034, 138046, 153051, 207069, 306102, 414138, 459153, 621207, 918306, 1173391, 1242414, 2346782, 3520173, 7040346, 10560519, 21121038]

約数ペア:

[(1, 21121038), (2, 10560519), (3, 7040346), (6, 3520173), (9, 2346782), (17, 1242414), (18, 1173391), (23, 918306), (34, 621207), (46, 459153), (51, 414138), (69, 306102), (102, 207069), (138, 153051), (153, 138046), (207, 102034), (306, 69023), (391, 54018), (414, 51017), (782, 27009), (1173, 18006), (2346, 9003), (3001, 7038), (3519, 6002)]